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Disc-Shaped Coupling - Clamping Type (Double Disc) - [SHDW] (Part Numbers)

SUNGIL

Brand-name products provided by MISUMI-VONA are offered based on customers' needs that selected from products of Asian manufacturers carefully. Please select an item according to the user's various usage scenes. A Korean manufacturer established in 1991. Korean coupling market share is 70%, with over 3,000 customers. No1 maker. Rich selection, and short lead-times.

Part Number

Configured Part Number is shown.

Product TOP

: 30; 60; 90

Part Number
SHDW-88-20K6X25K10
SHDW-88-20K6X28
SHDW-88-20K6X28K8
SHDW-88-20K6X28K9
SHDW-88-20K6X28K10
SHDW-88-20K6X30
SHDW-88-20K6X30K8
SHDW-88-20K6X30K9
SHDW-88-20K6X30K10
SHDW-88-20K6X30K12
SHDW-88-20K6X32
SHDW-88-20K6X32K10
SHDW-88-20K6X32K12
SHDW-88-20K6X35
SHDW-88-20K6X35K10
SHDW-88-20K6X35K12
SHDW-88-20K6X40
SHDW-88-20K6X40K12
SHDW-88-20K6X40K14
SHDW-88-20K6X45
SHDW-88-20K6X45K14
SHDW-88-20K6X45K16
SHDW-88-20K6X45K18
SHDW-88-20K7X20
SHDW-88-20K7X20K6
SHDW-88-20K7X20K7
SHDW-88-20K7X20K8
SHDW-88-20K7X22
SHDW-88-20K7X22K6
SHDW-88-20K7X22K7
SHDW-88-20K7X22K8
SHDW-88-20K7X24
SHDW-88-20K7X24K7
SHDW-88-20K7X24K8
SHDW-88-20K7X24K9
SHDW-88-20K7X25
SHDW-88-20K7X25K7
SHDW-88-20K7X25K8
SHDW-88-20K7X25K9
SHDW-88-20K7X25K10
SHDW-88-20K7X28
SHDW-88-20K7X28K8
SHDW-88-20K7X28K9
SHDW-88-20K7X28K10
SHDW-88-20K7X30
SHDW-88-20K7X30K8
SHDW-88-20K7X30K9
SHDW-88-20K7X30K10
SHDW-88-20K7X30K12
SHDW-88-20K7X32
SHDW-88-20K7X32K10
SHDW-88-20K7X32K12
SHDW-88-20K7X35
SHDW-88-20K7X35K10
SHDW-88-20K7X35K12
SHDW-88-20K7X40
SHDW-88-20K7X40K12
SHDW-88-20K7X40K14
SHDW-88-20K7X45
SHDW-88-20K7X45K14
SHDW-88-20K7X45K16
SHDW-88-20K7X45K18
SHDW-88-20K8X20
SHDW-88-20K8X20K6
SHDW-88-20K8X20K7
SHDW-88-20K8X20K8
SHDW-88-20K8X22
SHDW-88-20K8X22K6
SHDW-88-20K8X22K7
SHDW-88-20K8X22K8
SHDW-88-20K8X24
SHDW-88-20K8X24K7
SHDW-88-20K8X24K8
SHDW-88-20K8X24K9
SHDW-88-20K8X25
SHDW-88-20K8X25K7
SHDW-88-20K8X25K8
SHDW-88-20K8X25K9
SHDW-88-20K8X25K10
SHDW-88-20K8X28
SHDW-88-20K8X28K8
SHDW-88-20K8X28K9
SHDW-88-20K8X28K10
SHDW-88-20K8X30
SHDW-88-20K8X30K8
SHDW-88-20K8X30K9
SHDW-88-20K8X30K10
SHDW-88-20K8X30K12
SHDW-88-20K8X32
SHDW-88-20K8X32K10

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	Rated Torque (N•m)	Allowable Angular Misalignment (deg)	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 257.40	1 Piece(s)	13 Day(s) or more	10	20	25	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K10	10	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	28	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K6	6	2.8	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	28	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K9	9	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	28	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K10	10	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K6	6	2.8	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K9	9	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K10	10	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K12	12	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	32	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K6	6	2.8	-	-	-
SGD 257.40	1 Piece(s)	10 Day(s) or more	10	20	32	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K10	10	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	32	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K12	12	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	35	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K6	6	2.8	-	-	-
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	35	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K10	10	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	35	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K12	12	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	40	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K6	6	2.8	-	-	-
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	40	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K12	12	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	40	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K14	14	3.8
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	45	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K6	6	2.8	-	-	-
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	45	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K14	14	3.8
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	45	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K16	16	4.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	45	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K6	6	2.8	K18	18	4.4
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K6	6	2.8
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K7	7	3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	22	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	22	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K6	6	2.8
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	22	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K7	7	3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	22	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	24	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	24	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K7	7	3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	24	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K7	7	3	K9	9	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	25	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	25	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K7	7	3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	25	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K7	7	3	K9	9	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	25	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K10	10	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	28	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	28	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K7	7	3	K9	9	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	28	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K10	10	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K7	7	3	K9	9	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K10	10	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K12	12	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	32	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	32	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K10	10	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	32	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K12	12	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	35	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	35	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K10	10	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	35	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K12	12	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	40	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	40	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K12	12	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	40	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K14	14	3.8
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	45	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K7	7	3	-	-	-
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	45	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K14	14	3.8
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	45	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K16	16	4.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	45	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K7	7	3	K18	18	4.4
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K8	8	3.3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K6	6	2.8
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K7	7	3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K8	8	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	22	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K8	8	3.3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	22	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K6	6	2.8
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	22	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K7	7	3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	22	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K8	8	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	24	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K8	8	3.3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	24	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K7	7	3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	24	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K9	9	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	25	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K8	8	3.3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	25	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K7	7	3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	25	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K9	9	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	25	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K10	10	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	28	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K8	8	3.3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	28	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K9	9	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	28	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K10	10	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K8	8	3.3	-	-	-
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K8	8	3.3
SGD 256.27	1 Piece(s)	13 Day(s) or more	10	20	20	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0	120 ～ 180	1	5500 ～ 6500	Aluminum	±0.3 / ±0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K9	9	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K10	10	3.3
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	30	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K12	12	3.3
SGD 252.90	1 Piece(s)	13 Day(s) or more	10	20	32	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	One Side Key Way	K8	8	3.3	-	-	-
SGD 257.40	1 Piece(s)	13 Day(s) or more	10	20	32	88	99.2	100～Less than 500	High torsional rigidity / High Torque / Backlash 0 / Heat Resistant	120 ～ 180	1	5500 ～ 6500	-	0.3 ～ 0.6	4.3X10^-4	Both sides keyway	K8	8	3.3	K10	10	3.3

Basic Information

Type	Disc Type	Application	Servo Motor / Stepping Motor	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment
Max. Rotational Speed Range(r/min)	4001~10000	Body Material	Aluminum / Aluminum	Allowable Lateral Misalignment(mm)	0.2 / 0.3
Product Category	Coupling body	Allowable Lateral Misalignment Range(mm)	0.21~0.40	Disc Material	Stainless Steel
Operating Temperature Range(°C)	-50::200

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3,433 Part Numbers

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Configure Remaining Specifications

Completed

Specification/Dimensions

Shaft Hole Dia.(Already processed) d1(Ø)
10

11

12

12.7

14

15

15.875

16

17

18

19

20

22

24

25

28

30

32

35

40

45
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
10

11

12

12.7

14

15

15.875

16

17

18

19

20

22

24

25

28

30

32

35

40

45
Clear
Outer Diameter D(Ø)
56

66

88
Clear
Full length L(mm)
60.5

80

99.2
Clear
Rated torque range(N•m)
20.01~50.00

50.01~100.00

100～Less than 500
Clear
Rated Torque(N•m)
30

35

60

120

180
Clear
Allowable Angular Misalignment(deg)
0.1

1
Clear
Max. Rotational Speed(r/min)
7,700

5500

6500

7000

7500

7700

8200
Clear
Buffer Material
- Aluminum
Clear
With or without Keyway
- Both sides keyway
- No Keyway
- One Side Key Way
- With Keyway
Clear
d1 Keyway symbol
K3

K4

K5

K6

K7

K8

K9

K10

K12

K14

K16

K18
Clear
d1keyway width b1(mm)
3

4

5

6

7

8

9

10

12

14

16

18
Clear
d1Keyway height t1(mm)
1.4

1.8

2.3

2.8

3

3.3

3.8

4.3

4.4
Clear
d2 Keyway symbol
K3

K4

K5

K6

K7

K8

K9

K10

K12

K14

K16

K18
Clear
d2 keyway width b2(mm)
3

4

5

6

7

8

9

10

12

14

16

18
Clear
d2 keyway height t2(mm)
1.4

1.8

2.3

2.8

3

3.3

3.8

4.3

4.4
Clear
type
- SHDW-56
- SHDW-66
- SHDW-88
Clear
Features
High torsional rigidity

High Torque

Backlash 0

Heat Resistant
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

10 Day(s) or Less

12 Day(s) or Less

13 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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Disc-Shaped Coupling - Clamping Type (Double Disc) - [SHDW] (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)

Rated Torque(N•m)

Allowable Angular Misalignment(deg)

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

Features

CAD

Days to Ship

Specify Alterations

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