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Bellows coupling series NB type phosphor bronze product

NIHON MINIATURE

Low cost bellows coupling, using phosphor bronze for bellows, and brass for boss part. Nickel plating treatment.

[Features]
· NB series bellows coupling is made with phosphor bronze (PBP3-0), with brass bracket (BsBM) used, both fixed with solder.
· No backlash, low inertia, high torsional rigidity, compact coupling with flexibility.
· Model number is no. 4, with shaft diameter from 2 mm to 10 mm, and always in stock with all shaft diameter combinations (inner diameter tapping processed).

Part Number

Configured Part Number is shown.

: 30; 45; 60

Part Number
NB-06-2X2
NB-06-3X3
NB-06-3X5
NB-06-4X4
NB-06-5X5
NB-08-3X3
NB-08-4X4
NB-08-4X5
NB-08-4X6
NB-08-5X5
NB-08-5X6
NB-08-6X6
NB-08-6X7
NB-08-6X8
NB-08-8X8
NB-09-5X5
NB-09-5X6
NB-09-5X10
NB-09-6X6
NB-09-6X8
NB-09-6X10
NB-09-8X8
NB-09-10X10

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Standard In-Stock Hole Diameter (Tolerance H8) d1 (Ø)	Standard In-Stock Hole Diameter (Tolerance H8) d2 (Ø)	Outer Diameter A (Ø)	Full length E (mm)	Transmission Torque (N•m)	Allowable Displacement(Parallel Displacement) (mm)	Allowable Displacement(Axial Direction Displacement) (mm)	Moment of Inertia (kg･m²)	Axial spring constant (N/mm)	Torsional Rigidity (N-mm/deg)	Maximum Shaft Diameter d1×d2 (mm)
SGD 29.30	1 Piece(s)	6 Day(s) or more	10	2	2	14	22	0.147	0.1	±0.9	0.28X10^-4	7.85	4113.9	5
SGD 29.30	1 Piece(s)	6 Day(s) or more	10	3	3	14	22	0.147	0.1	±0.9	0.28X10^-4	7.85	4113.9	5
SGD 29.30	1 Piece(s)	12 Day(s) or more	10	3	5	14	22	0.147	0.1	±0.9	0.28X10^-4	7.85	4113.9	5
SGD 24.74	1 Piece(s)	6 Day(s) or more	10	4	4	14	22	0.147	0.1	±0.9	0.28X10^-4	7.85	4113.9	5
SGD 29.30	1 Piece(s)	6 Day(s) or more	10	5	5	14	22	0.147	0.1	±0.9	0.28X10^-4	7.85	4113.9	5
SGD 29.14	1 Piece(s)	6 Day(s) or more	10	3	3	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 39.75	1 Piece(s)	6 Day(s) or more	10	4	4	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 39.75	1 Piece(s)	6 Day(s) or more	10	4	5	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 29.14	1 Piece(s)	6 Day(s) or more	10	4	6	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 39.75	1 Piece(s)	18 Day(s) or more	10	5	5	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 39.75	1 Piece(s)	6 Day(s) or more	10	5	6	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 39.75	1 Piece(s)	6 Day(s) or more	10	6	6	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 39.75	1 Piece(s)	6 Day(s) or more	10	6	7	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 39.75	1 Piece(s)	6 Day(s) or more	10	6	8	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 39.75	1 Piece(s)	6 Day(s) or more	10	8	8	14	26	0.196	0.2	±1.5	0.4X10^-4	9.81	2270.2	8
SGD 43.95	1 Piece(s)	6 Day(s) or more	10	5	5	19	28	0.343	0.2	±1.8	0.79X10^-4	4.90	4166.8	10
SGD 43.95	1 Piece(s)	6 Day(s) or more	10	5	6	19	28	0.343	0.2	±1.8	0.79X10^-4	4.90	4166.8	10
SGD 43.95	1 Piece(s)	6 Day(s) or more	10	5	10	19	28	0.343	0.2	±1.8	0.79X10^-4	4.90	4166.8	10
SGD 43.95	1 Piece(s)	5 Day(s) or more	10	6	6	19	28	0.343	0.2	±1.8	0.79X10^-4	4.90	4166.8	10
SGD 43.95	1 Piece(s)	6 Day(s) or more	10	6	8	19	28	0.343	0.2	±1.8	0.79X10^-4	4.90	4166.8	10
SGD 43.95	1 Piece(s)	6 Day(s) or more	10	6	10	19	28	0.343	0.2	±1.8	0.79X10^-4	4.90	4166.8	10
SGD 43.95	1 Piece(s)	6 Day(s) or more	10	8	8	19	28	0.343	0.2	±1.8	0.79X10^-4	4.90	4166.8	10
SGD 43.95	1 Piece(s)	6 Day(s) or more	10	10	10	19	28	0.343	0.2	±1.8	0.79X10^-4	4.90	4166.8	10

Basic Information

Type	Bellows coupling	Application	Standard	Transmission Torque Range(N•m)	0.05~1.00
Properties	High camber rigidity / Zero Backlash / Compact	Allowable Misalignment	Angular Misalignment / Eccentricity / Axial Misalignment	Max. Rotational Speed Range(r/min)	4001~10000
Body Material	Other alloys	Allowable Displacement(Angle Displacement)(deg)	1.5	Product Category	Coupling body
Allowable Displacement(Parallel Displacement)Range(mm)	0.02~0.2	Max. Rotational Speed(r/min)	5000	Bellows Material	Phosphor Bronze (PBP3-0)
Type	Set screws	Other types of alloys	Brass (BsBM)	Flexibility	○
Isokinetic	○	Set Screw Type M	M3

Configure

23 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Standard In-Stock Hole Diameter (Tolerance H8) d1(Ø)
2

3

4

5

6

8

10
Clear
Standard In-Stock Hole Diameter (Tolerance H8) d2(Ø)
2

3

4

5

6

7

8

10
Clear
Outer Diameter A(Ø)
14

19
Clear
Full length E(mm)
22

26

28
Clear
Transmission Torque(N•m)
0.147

0.196

0.343
Clear
Allowable Displacement(Parallel Displacement)(mm)
0.1

0.2
Clear
Axial spring constant(N/mm)
- 4.90
- 7.85
- 9.81
Clear
Torsional Rigidity(N-mm/deg)
2270.2

4113.9

4166.8
Clear
Maximum Shaft Diameter d1×d2(mm)
5

8

10
Clear
type
- NB-06
- NB-08
- NB-09
Clear
CAD
- 2D
Clear

Days to Ship

All

5 Day(s) or Less

6 Day(s) or Less

12 Day(s) or Less

18 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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Bellows coupling series NB type phosphor bronze product

Basic Information

Configure

Specification/Dimensions

Standard In-Stock Hole Diameter (Tolerance H8) d1(Ø)

Standard In-Stock Hole Diameter (Tolerance H8) d2(Ø)

Outer Diameter A(Ø)

Full length E(mm)

Transmission Torque(N•m)

Allowable Displacement(Parallel Displacement)(mm)

Axial spring constant(N/mm)

Torsional Rigidity(N-mm/deg)

Maximum Shaft Diameter d1×d2(mm)

type

CAD

Days to Ship

Specify Alterations

Tech Support

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