ASTM D4693 Low Temperature Torque of Grease Lubricated Wheel Bearings
The torque resulting from grease lubricated tapered roller bearings rotating at one rpm is measured. The test uses an automotive type front wheel hub and spindle assembly. The assembly is cold soaked for 5 hours at -40°C. The torque is measured for 60 seconds of running time. The torque maximum at the beginning of the run and the stable torque after 60 seconds are reported. A graphic representation of the run is presented to visually compare data between samples. Values less than 15 N-m torque are considered adequately mobile for wheel bearing applications. Test temperatures from -20°C to -55°C can also be accommodated.
Price: $353.00
Sample size: 25 g
Related tests:
- ASTM D1478 – Low Temperature Torque – w/Preconditioning as per BMS 3-25C Type II
- FTM-7501 – FTM 7501 (FED-STD-791 Method 7501) Low Temperature Torque Test Method for Lubricating Greases – 4 spindles per the method
- NLGI GA Series – ASTM NLGI GA Series using ASTM D2265 Option – Wheel Bearing Grease
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- NLGI GB Series – ASTM NLGI GB Series using ASTM D2265 Option – Wheel Bearing Grease
- NLGI GB Series – ASTM NLGI GB Series using ASTM D566 Option – Wheel Bearing Grease
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- NLGI LA/GB Series – ASTM NLGI LA/GB Series using ASTM D566 Option – Wheel Bearing Grease
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- NLGI LA/GC Series – ASTM NLGI LA/GC Series using ASTM D566 Option – Wheel Bearing Grease
- NLGI LB/GA Series – ASTM NLGI LB/GA Series using ASTM D2265 Option – Wheel Bearing Grease
- NLGI LB/GA Series – ASTM NLGI LB/GA Series using ASTM D566 Option – Wheel Bearing Grease
- NLGI LB/GB Series – ASTM NLGI LB/GB Series using ASTM D2265 Option – Wheel Bearing Grease
- NLGI LB/GB Series – ASTM NLGI LB/GB Series using ASTM D566 Option – Wheel Bearing Grease
- NLGI LB/GC Series – ASTM NLGI LB/GC Series using ASTM D2265 Option – Wheel Bearing Grease
- NLGI LB/GC Series – ASTM NLGI LB/GC Series using ASTM D566 Option – Wheel Bearing Grease
- NLGI LB Series – ASTM NLGI LB Series using ASTM D2265 Option – Wheel Bearing Grease
- NLGI LB Series – ASTM NLGI LB Series using ASTM D566 Option – Wheel Bearing Grease