Model: 21-421
Spring Tension WasherSpecial Features:
Six equally spaced tabs 0.062 in. Wide with 0.031 in. Slot 0.016 in. From outside diameter to center hole
Properties:
A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.
Part 21-421 NSN 5310-00-033-3101
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsFreight Classification
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Schedule B and Export
- Schedule B: 7415210000
- SITC: 69432
- End Use: Finished metal shapes
- NAICS: 332722
- USDA: 1
Freight Class: Copper washers including spring washers not threaded
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