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 5985-00-127-8669
NSN 5999-01-195-8648
NSN 5990-00-285-1948
NSN 5975-00-549-9431
NSN 5835-01-407-5260
NSN 6150-01-247-0193
NSN 5950-01-392-3255
NSN 6645-01-304-4308
NSN 5835-01-412-0344
NSN 6110-01-463-3395
NSN 4140-01-559-6034
NSN 6645-01-508-9074