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 6135-01-167-7604
NSN 5990-01-633-9503
NSN 6135-00-269-5843
NSN 6220-00-403-0123
NSN 6645-01-560-8271
NSN 6220-00-801-3872
NSN 5965-00-111-2073
NSN 4140-01-184-1290
NSN 7035-00-215-3272
NSN 5990-00-206-3753
NSN 6645-00-397-2210
NSN 6645-01-212-9474