Model: 1B3891
Tapered Roller Bearing Cup3.7500 inches outside diameter, 0.8750 inches overall width, 0.0938 inches backface corner radius, afbma class 2 standard tolerance designation.
Special Features:
Axial distance between center of cup contact line and bearing stability point on shaft axis 0.3600 in.
Properties:
An outer component of a tapered roller bearing which provides a contact surface for the rolling elements of the bearing.
Part 1B3891 NSN 3110-00-100-0311
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
Freight Classification
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Schedule B and Export
- Schedule B: 8482800080
- SITC: 74680
- End Use: Industrial machines, other
- NAICS: 332991
- USDA: 1
Freight Class: Other ball or roller bearings, including combined ball/roller bearings, nesoi
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