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Slit Type Coupling (SRB Series) (Part Numbers)

SUNGIL

[Features]
・Zero backlash
・Eccentricity, declination, complete end-play absorption (spring of Radical Beam Sit)
・High rigidity aluminum alloy (AL 7075-T6)
・High torsional stiffness and allowable torque
・Low moment of inertia, stability at high rotational speed
・ Static reversal is the same
・Oil resistance, chemical resistance
•Related keywords: Sungil Machinery, Standard Coupling, Coupling / Shaft Joint

Part Number

Configured Part Number is shown.

: 30; 60; 90

Part Number
SRBB-60C-18X24K9
SRBB-60C-18X25
SRBB-60C-18X25K7
SRBB-60C-18X25K8
SRBB-60C-18X25K9
SRBB-60C-18X25K10
SRBB-60C-19K6X19
SRBB-60C-19K6X19K6
SRBB-60C-19K6X19K7
SRBB-60C-19K6X19K8
SRBB-60C-19K6X20
SRBB-60C-19K6X20K6
SRBB-60C-19K6X20K7
SRBB-60C-19K6X20K8
SRBB-60C-19K6X22
SRBB-60C-19K6X22K6
SRBB-60C-19K6X22K7
SRBB-60C-19K6X22K8
SRBB-60C-19K6X24
SRBB-60C-19K6X24K7
SRBB-60C-19K6X24K8
SRBB-60C-19K6X24K9
SRBB-60C-19K6X25
SRBB-60C-19K6X25K7
SRBB-60C-19K6X25K8
SRBB-60C-19K6X25K9
SRBB-60C-19K6X25K10
SRBB-60C-19K7X19
SRBB-60C-19K7X19K6
SRBB-60C-19K7X19K7
SRBB-60C-19K7X19K8
SRBB-60C-19K7X20
SRBB-60C-19K7X20K6
SRBB-60C-19K7X20K7
SRBB-60C-19K7X20K8
SRBB-60C-19K7X22
SRBB-60C-19K7X22K6
SRBB-60C-19K7X22K7
SRBB-60C-19K7X22K8
SRBB-60C-19K7X24
SRBB-60C-19K7X24K7
SRBB-60C-19K7X24K8
SRBB-60C-19K7X24K9
SRBB-60C-19K7X25
SRBB-60C-19K7X25K7
SRBB-60C-19K7X25K8
SRBB-60C-19K7X25K9
SRBB-60C-19K7X25K10
SRBB-60C-19K8X19
SRBB-60C-19K8X19K6
SRBB-60C-19K8X19K7
SRBB-60C-19K8X19K8
SRBB-60C-19K8X20
SRBB-60C-19K8X20K6
SRBB-60C-19K8X20K7
SRBB-60C-19K8X20K8
SRBB-60C-19K8X22
SRBB-60C-19K8X22K6
SRBB-60C-19K8X22K7
SRBB-60C-19K8X22K8
SRBB-60C-19K8X24
SRBB-60C-19K8X24K7
SRBB-60C-19K8X24K8
SRBB-60C-19K8X24K9
SRBB-60C-19K8X25
SRBB-60C-19K8X25K7
SRBB-60C-19K8X25K8
SRBB-60C-19K8X25K9
SRBB-60C-19K8X25K10
SRBB-60C-19X19
SRBB-60C-19X19K6
SRBB-60C-19X19K7
SRBB-60C-19X19K8
SRBB-60C-19X20
SRBB-60C-19X20K6
SRBB-60C-19X20K7
SRBB-60C-19X20K8
SRBB-60C-19X22
SRBB-60C-19X22K6
SRBB-60C-19X22K7
SRBB-60C-19X22K8
SRBB-60C-19X24
SRBB-60C-19X24K7
SRBB-60C-19X24K8
SRBB-60C-19X24K9
SRBB-60C-19X25
SRBB-60C-19X25K7
SRBB-60C-19X25K8
SRBB-60C-19X25K9
SRBB-60C-19X25K10

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Shaft Hole Dia.(Already processed) d1 (Ø)	Shaft Hole Dia.(Already processed) d2 (Ø)	Outer Diameter D (Ø)	Full length L (mm)	Rated torque range (N•m)	Features	Max. Rotational Speed Range (r/min)	Body Material	Rated Torque (N•m)	Allowable Angular Misalignment (deg)	Allowable Lateral Misalignment (mm)	Allowable Lateral Misalignment Range (mm)	Max. Rotational Speed (r/min)	Buffer Material	Allowable Axial Clearance (±) (mm)	Moment of Inertia (kg･m²)	With or without Keyway	d1 Keyway symbol	d1keyway width b1 (mm)	d1Keyway height t1 (mm)	d2 Keyway symbol	d2 keyway width b2 (mm)	d2 keyway height t2 (mm)
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K9	9	3.3
SGD 133.88	1 Piece(s)	12 Day(s) or more	10	18	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Key Seat Exist	-	-	-	-	-	-
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	18	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K7	7	3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	18	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K9	9	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	18	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K10	10	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K6	6	2.8	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K6	6	2.8
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K6	6	2.8	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K6	6	2.8
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K6	6	2.8	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K6	6	2.8
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K6	6	2.8	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K9	9	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K6	6	2.8	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K9	9	3.3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K6	6	2.8	K10	10	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K7	7	3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K6	6	2.8
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K7	7	3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K6	6	2.8
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K7	7	3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K6	6	2.8
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K7	7	3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K8	8	3.3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K9	9	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K7	7	3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K8	8	3.3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K9	9	3.3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K7	7	3	K10	10	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K8	8	3.3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K6	6	2.8
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K8	8	3.3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K6	6	2.8
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K8	8	3.3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K6	6	2.8
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K8	8	3.3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K8	8	3.3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K9	9	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	K8	8	3.3	-	-	-
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K7	7	3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K8	8	3.3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K9	9	3.3
SGD 142.91	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Both key grooves	K8	8	3.3	K10	10	3.3
SGD 133.88	1 Piece(s)	12 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Key Seat Exist	-	-	-	-	-	-
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K6	6	2.8
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K7	7	3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	19	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K8	8	3.3
SGD 133.88	1 Piece(s)	12 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Key Seat Exist	-	-	-	-	-	-
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K6	6	2.8
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K7	7	3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	20	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K8	8	3.3
SGD 133.88	1 Piece(s)	12 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Key Seat Exist	-	-	-	-	-	-
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K6	6	2.8
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K7	7	3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	22	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K8	8	3.3
SGD 133.88	1 Piece(s)	12 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Key Seat Exist	-	-	-	-	-	-
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K7	7	3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	24	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K9	9	3.3
SGD 133.88	1 Piece(s)	12 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	Key Seat Exist	-	-	-	-	-	-
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K7	7	3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K8	8	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	15	15	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	Polyacetal	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K9	9	3.3
SGD 138.39	1 Piece(s)	13 Day(s) or more	10	19	25	60	88	20.01~50.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	30	2.5	0.25	0.21~0.40	7000	-	±0.5	2.58X10^-4	One Side Key Seat	-	-	-	K10	10	3.3

Basic Information

Type	Slit type	Application	Stepping Motor	Operating Temperature Range(°C)	-50::200

Configure

7,830 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Shaft Hole Dia.(Already processed) d1(Ø)
3

4

5

6

6.35

8

9.525

10

11

12

14

15

16

18

19

20

22

24

25
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
3

4

5

6

6.35

8

9.525

10

11

12

14

15

16

18

19

20

22

24

25
Clear
Outer Diameter D(Ø)
12.7

16

19.1

22.2

26.2

31.8

39

49

60
Clear
Full length L(mm)
13

14

16

17

19

20

21.5

22

23

26.5

29

30

31.4

31.5

39

43

44

56

63.5

70

76.2

88
Clear
Rated torque range(N•m)
0.05~1.00

1.01~3.00

3.01~5.00

5.01~10.00

10.01~20.00

20.01~50.00
Clear
Features
High torsional rigidity

High Torque

Backlash 0

Low Inertia Moment

Small

Heat Resistant
Clear
Max. Rotational Speed Range(r/min)
2001~4000

4001~10000

10001~78000
Clear
Body Material
- Stainless Steel
- Aluminum
Clear
Rated Torque(N•m)
0.2

0.3

0.4

0.5

0.6

0.9

1

1.6

2

2.1

3.5

3.8

7

8

15

16

30
Clear
Allowable Angular Misalignment(deg)
1

2.5
Clear
Allowable Lateral Misalignment(mm)
0

0.1

0.15

0.2

0.25
Clear
Allowable Lateral Misalignment Range(mm)
0.02~0.2

0.21~0.40
Clear
Max. Rotational Speed(r/min)
14,000

16,000

17,000

18,000

20,000

24,000

27,000

30,000

40,000

5000

6000

7000

8000

8400

9000

10000

12000

14000

15000

17000

18000

19000

20000

25000

27000

32000

35000
Clear
Buffer Material
- Polyacetal
Clear
With or without Keyway
- Both key grooves
- Key Seat Exist
- One Side Key Seat
Clear
d1 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10
Clear
d1keyway width b1(mm)
2

3

4

5

6

7

8

9

10
Clear
d1Keyway height t1(mm)
1

1.4

1.8

2.3

2.8

3

3.3
Clear
d2 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10
Clear
d2 keyway width b2(mm)
2

3

4

5

6

7

8

9

10
Clear
d2 keyway height t2(mm)
1

1.4

1.8

2.3

2.8

3

3.3
Clear
type
- SRB-12C
- SRB-22C
- SRB-26C
- SRB-C
- SRBA-32C
- SRBA-39C
- SRBA-49C
- SRBA-60C
- SRBAS-39C
- SRBAS-49C
- SRBAS-60C
- SRBB-32C
- SRBB-39C
- SRBB-49C
- SRBB-60C
- SRBBS-39C
- SRBBS-49C
- SRBBS-60C
- SRBM-12
- SRBM-12C
- SRBM-16
- SRBM-16C
- SRBM-19
- SRBM-19C
- SRBM-22
- SRBM-22C
- SRBM-26
- SRBM-26C
- SRBM-32
- SRBM-32C
- SRBMS-12C
- SRBMS-16C
- SRBMS-19C
- SRBMS-22C
- SRBMS-26C
- SRBMS-32C
- SRBS-12C
- SRBS-16C
- SRBS-19C
- SRBS-22C
- SRBS-26C
- SRBS-32C
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

6 Day(s) or Less

7 Day(s) or Less

9 Day(s) or Less

10 Day(s) or Less

12 Day(s) or Less

13 Day(s) or Less

18 Day(s) or Less

23 Day(s) or Less

59 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Slit Type Coupling (SRB Series) (Part Numbers)

Basic Information

Configure

Specification/Dimensions

Shaft Hole Dia.(Already processed) d1(Ø)

Shaft Hole Dia.(Already processed) d2(Ø)

Outer Diameter D(Ø)

Full length L(mm)

Rated torque range(N•m)

Features

Max. Rotational Speed Range(r/min)

Body Material

Rated Torque(N•m)

Allowable Angular Misalignment(deg)

Allowable Lateral Misalignment(mm)

Allowable Lateral Misalignment Range(mm)

Max. Rotational Speed(r/min)

Buffer Material

With or without Keyway

d1 Keyway symbol

d1keyway width b1(mm)

d1Keyway height t1(mm)

d2 Keyway symbol

d2 keyway width b2(mm)

d2 keyway height t2(mm)

type

CAD

Days to Ship

Specify Alterations

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