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Price

Any Price Under $25 $25 - $50 $50 - $100 $100 - $200 Over $200

Custom Range

Special Attributes

Country of Origin: US

Registered SBA SBC

Axial Motion

0.005 in

0.01 in

0.12 mm

0.13 mm

0.25 mm

Bore Diameter 1

1/2 in

1/4 in

1/8 in

10 mm

11 mm

12 mm

3 mm

3/16 in

3/8 in

4 mm

5 mm

5/16 in

6 mm

7 mm

8 mm

9 mm

Bore Diameter 2

1/2 in

1/4 in

1/8 in

10 mm

11 mm

11/64 in

12 mm

3 mm

3/16 in

3/32 in

3/8 in

4 mm

5 mm

5/16 in

5/32 in

6 mm

7 mm

8 mm

9 mm

Bore Tolerance

+0.001/-0.000 in

+0.025/-0.000 mm

Contains California Prop 65 Reproductive Toxicant

Coupling Material

Aluminum

Stainless Steel

Coupling Outside Diameter

1 in

1-1/8 in

1/2 in

12.7 mm

15 mm

15.9 mm

19.1 mm

20 mm

22.2 mm

25 mm

25.4 mm

28-19/32 in

28.6 mm

3/4 in

30 mm

31.8 mm

5/8 in

9.5 mm

Diff. Bore Sizes

Different Bore Dimensions

Same Bore Dimensions

Different Bore Sizes

Yes

Dynamic Torque Non-Reversing

0.45 N-m

0.58 N-m

15 lb-in

17 lb-in

7 lb-in

Dynamic Torque Reversing

0.23 N-m

0.29 N-m

3.5 lb-in

7.5 lb-in

8.5 lb-in

Fastener Tightening Torque

0.21 N-m

0.92 N-m

1.76 N-m

4 N-m

Features

Balanced Design for Reduced Vibration

Balanced Design for Reduced Vibration, Machined from a Single Piece of Material, Higher Torque Capacity, Two Sets of Two Spiral Cuts, Lower Windup, Larger Body Sizes than Single Beam Couplings, Zero-Backlash

Included Screws

(2) Set Screw

(4) Set Screw

Length Through Bore 1

0.4 in

0.6 in

0.7 in

9.6 mm

Length Through Bore 2

0.4 in

0.6 in

0.7 in

9 mm

9.6 mm

Manufacturer Part Number

MWS20-6-6-A

PSMR13-4-4-A

PSR12-4-4-A

PSR16-6-6-A

PSR18-8-6-A

Maximum Operating Temperature

107 Degrees C

225 Degrees F

Minimum Operating Temperature

-40 Degrees C

-40 Degrees F

Moment of Inertia

0.000000117 kgf/m sq

0.000001053 kgf/m sq

0.0025 lb-in sq

0.0116 lb-in sq

0.0217 lb-in sq

Number of Locking Screws

Overall Length

1 in

1-1/2 in

1-1/4 in

14.3 mm

19.1 mm

2-1/4 in

20 mm

20.3 mm

22.9 mm

24 mm

27 mm

29/32 in

3/4 in

30 mm

31.8 mm

38-7/64 in

38.1 mm

51/64 in

Parallel Misalignment

0.008 in

0.015 in

0.2 mm

0.38 mm

Prop65_WarningMessage

Compliance_Prop65_Short_Cancer

Compliance_Prop65_Short_CancerandRepro

Screw Thread Size

Shaft Locking Type

Clamp On

Set Screw

Shaft Tolerance

+0.000/-0.013 mm

+0.0000/-0.0005 in

Standards

REACH Compliant, DIN 912 12.9 Screws, RoHS Compliant, Conflict Minerals Compliant

REACH Compliant, RoHS3 Compliant, Conflict Minerals Compliant, DIN 912 12.9

System of Measurement

Inch

Metric

Beam Shaft Couplings

1,300 products

Grainger category: Beam Shaft Couplings

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