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 5905-00-635-7438
NSN 5915-01-201-5575
NSN 6150-01-435-6554
NSN 6135-01-069-2482
NSN 6240-00-369-9601
NSN 6610-00-726-0247
NSN 6110-01-585-8824
NSN 5935-00-201-8997
NSN 5960-00-285-1001
NSN 5965-00-984-1393
NSN 6620-00-701-3575
NSN 5905-00-553-5385