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.
Classification: Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes
NSN 4140-01-231-9419
NSN 6650-01-211-2673
NSN 5965-01-415-7080
NSN 5895-01-514-9315
NSN 5930-01-442-0760
NSN 5855-00-256-5562
NSN 5905-01-359-8885
NSN 5999-01-349-0301
NSN 6145-00-264-8940
NSN 6685-00-456-2385
NSN 2925-01-496-1068
NSN 5920-00-072-1492