Model: AN939-4
Boss ElbowProperties:
A fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. The boss connections have external and/or internal machine threads (straight threads other than pipe or hose series), and are designed to facilitate a gasket, preformed packing, washer, or the like, to form a seal at the boss. It may have side or heel inlet(s). It is designed to join two bosses or boss fittings on items such as tanks, housings, valve fittings, and the like. Excludes elbow, tube.
Part AN939-4 NSN 4730-00-277-1921
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: 7307929000
- SITC: 67959
- End Use: Iron and steel products, other
- NAICS: 332919
- USDA: 1
Freight Class: Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes
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