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Ruland BS10-1/4"-4MM-A
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manufacturer:

Attributes

Key ^Value
Angular Misalignment1.5?
Axial Motion0.008 in, 0.20 mm
B1 Shaft Penetration, B2 Shaft Penetration0.517 in, 13.1 mm
Bore Tolerance+.001 in / -.000 , +.03 mm / -.00 mm
Country of OriginUSA
Dynamic Torque Non-Reversing11 lb-in, 1.25 Nm
Dynamic Torque Reversing5.5 lb-in, 0.63 Nm
Finish SpecificationSulfuric Anodized MIL-A-8625 Type II, Class 2 and ASTM B580 Type B Black Anodize
Forged Set ScrewM3
Hex Wrench Size1.5 mm
Hub Width LH0.340 in, 8.65 mm
Large Bore B10.250 in
Length L1.072 in / 27.2 mm
ManufacturerRuland Manufacturing
Material SpecificationHubs: 2024-T351 Aluminum Bar
Maximum Speed10,000 RPM
Note 1Stainless steel hubs are available upon request.
Note 2Torque ratings are at maximum misalignment.
Note 3Performance ratings are for guidance only. The user must determine suitability for a particular application.
Note 4Torque ratings for the couplings are based on the physical limitations/failure point of the metal bellows. Under normal/typical conditions the hubs are capable of holding up to the rated torque of the metal bellows. In some cases, especially when the smallest standard bores are used or where shafts are undersized, slippage on the shaft is possible below the rated torque of the metal bellows. Keyways are available to provide additional torque capacity in the shaft/hub connection when required. Please consult technical support for more assistance.
Number of Screws2 ea
Outer Diameter OD0.590 in, 15.0 mm
Parallel Misalignment0.004 in, 0.10 mm
Screw FinishBlack Oxide
Screw MaterialAlloy Steel
Seating Torque0.92 Nm
Small Bore B24 mm
Static Torque22 lb-in, 2.5 Nm
Temperature-40?F to 200?F
Torsional Stiffness72 lb-in/Deg, 8 Nm/Deg
UPC63452914260
Weight (lbs.)0.0170