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 5990-01-389-1196
NSN 5945-01-473-5426
NSN 5965-01-315-3112
NSN 6685-01-500-0395
NSN 6620-00-269-5168
NSN 5835-00-065-6757
NSN 4140-01-467-9616
NSN 2925-00-735-4979
NSN 6320-00-521-9350
NSN 6240-00-573-7514
NSN 4140-01-171-3246
NSN 5895-01-347-3672