Model: 643721
Annular Ball BearingProperties:
A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing, ball, duplex. Excludes bearing, ball, airframe.
Part 643721 NSN 3110-00-763-7023
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsFreight Classification
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Schedule B and Export
- Schedule B: 8482105028
- SITC: 74610
- End Use: Industrial machines, other
- NAICS: 332991
- USDA: 1
Freight Class: Angular contact ball bearings, nesoi
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