Catalogues
Shaft Collars
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2012 Shaft Collar Stock List
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Shaft Couplings
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Product Tables
Index
Shaft Collars
Shaft Couplings
• Bellows
• Disc
• Flexible Beam
• Jaw
• Oldham
• Rigid
Engineering
• Fastening Hardware
• Stick Slip
• Torque Charts (Metal)
• Torque Charts (Plastic)
• Wrench Sizes
• REACH Compliance
• RoHS Compliance
Articles
• Avoiding Coupling Failure
• Getting a Hold on Shaft Collars
• Rigid Collars for Motion Control
• Shaft Couplings
Useful Tools:
• Ruland Website
• CAD Drawings
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Ruland Shaft Collars and Couplings
Torque Charts - Metal
|
Please note: The information chart presented on
this page are typical values under certain test
conditions and are not a guarantee of average
values nor a guarantee of maximum or minimum
values under all conditions. Thrust values shown are FAILURE MODE. They are shown solely to indicate that users should use appropriate testing equipment to make his/her own evaluation, and are not intended by Ruland Manufacturing Company, Inc. as warranties, either express or implied, of fitness for a given purpose. |
1) Inch Forged Socket Cap Screws
| Inch Clamp Screw |
Alloy Seating Torque (lb-in) |
Stainless Seating Torque (lb-in) |
| #0-80 | 2 | 1.3 |
| #1-72 | 4 | 2.3 |
| #2-56 | 6 | 3.8 |
| #4-40 | 15 | 8 |
| #6-32 | 28 | 15 |
| #8-32 | 49 | 28 |
| #10-32 | 76 | 45 |
| 1/4-28 | 170 | 110 |
| 5/16-24 | 325 | 190 |
| 3/8-24 | 570 | 345 |
2) Metric Forged Socket Cap Screws
| Metric Clamp Screw |
Alloy Seating Torque (Nm) |
Stainless Seating Torque (Nm) |
| M1.6 | 0.29 | -- |
| M2 | 0.6 | 0.36 |
| M2.5 | 1.21 | 0.73 |
| M3 | 2.1 | 1.1 |
| M4 | 4.6 | 2.5 |
| M5 | 9.5 | 5.4 |
| M6 | 16 | 9.6 |
| M8 | 39 | 23 |
| M10 | 77 | 46 |
3) Inch Socket Set Screws
| Inch Clamp Screw |
Alloy Seating Torque (lb-in) |
Stainless Seating Torque (lb-in) |
| #1-72 | 0.8 | 0.48 |
| #2-56 | 1.8 | 1.08 |
| #4-40 | 5 | 3 |
| #6-32 | 10 | 6 |
| #8-32 | 15 | 12 |
| #10-32 | 25 | 18 |
| 1/4-20 | 87 | 70 |
| 5/16-18 | 165 | 130 |
| 3/8-16 | 290 | 230 |
| 1/2-13 | 620 | 500 |
4) Metric Socket Set Screws
| Metric Clamp Screw |
Alloy Seating Torque (Nm) |
Stainless Seating Torque (Nm) |
| M2 | 0.21 | 0.13 |
| M2.5 | 0.57 | 0.44 |
| M3 | 0.92 | 0.73 |
| M4 | 2.2 | 1.76 |
| M5 | 4 | 3.20 |
| M6 | 7.2 | 5.76 |
| M8 | 17 | 13.60 |
| M10 | 33 | 26.40 |
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