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: Aluminum tube or pipe fittings (couplings,elbows sleeves)
NSN 6650-01-418-0790
NSN 6105-01-007-9915
NSN 6220-00-712-1779
NSN 6620-00-513-0738
NSN 6220-00-595-6954
NSN 5945-01-224-4030
NSN 5960-01-570-8605
NSN 6685-00-967-8807
NSN 5925-00-928-2621
NSN 5935-01-313-6658
NSN 5915-01-026-8364
NSN 5998-01-145-8138