Model: 28121B
Groove Pulley3.265 inches counterbore diameter, 1.109 inches counterbore depth, 0.581 inches groove depth, 9.0000 inches outside diameter, 2.938 inches bore diameter.
Properties:
A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. for items specifically designed for aviation, see pulley(1), groove, aviation.
Part 28121B NSN 3020-00-008-7941
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsFreight Classification
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Schedule B and Export
- Schedule B: 8487900080
- SITC: 74999
- End Use: Industrial machines, other
- NAICS: 333999
- USDA: 1
Freight Class: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers
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