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 4140-01-227-1342
NSN 6150-00-974-9261
NSN 5996-01-423-8452
NSN 6240-01-028-6737
NSN 6240-00-258-2389
NSN 6320-01-243-2276
NSN 5999-00-373-2027
NSN 5930-00-612-6864
NSN 6240-01-417-7978
NSN 5950-01-236-9942
NSN 5990-01-314-0228
NSN 6685-00-771-7107