Model: 21603
Boss CouplingSpecial Features:
Lockwire hole 0.620 in. From second end, 0.057 in. Dia, bulkhead, unef thd series, 0.625 in. Thd size first end
Properties:
A straight one-piece fitting 12 inches (304 mm) long or under having the same size fitting on each end (straight machine threads other than pipe or hose series). It may have internal threads on both ends or internal threads on one end and external threads on the other designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It is designed to join two bosses or boss fittings. Excludes items having external threaded connections on both ends.
Part 21603 NSN 4730-00-201-9588
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: 7609000000
- SITC: 68427
- End Use: Finished metal shapes
- NAICS: 332919
- USDA: 1
Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)
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