Model: 21D3
Electron Tube RetainerProperties:
An item specifically designed to restrain the movement of an electron tube when the latter is mounted in another item, normally a tube socket. Includes clamps, clips, and similar restraining devices specifically designed for this function.
Part 21D3 NSN 5960-00-521-9719
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: 8540990000
- SITC: 77629
- End Use: Telecommunications equipment
- NAICS: 334419
- USDA: 1
Freight Class: Thermionic, cold cathode or photocathode tube parts, nesoi
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