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 6110-01-460-1967
NSN 5998-01-319-5031
NSN 6220-01-560-8821
NSN 6685-00-141-4300
NSN 5835-00-113-6090
NSN 5965-00-142-9052
NSN 6110-00-353-0139
NSN 5855-01-234-5346
NSN 6620-00-008-0213
NSN 5945-01-389-1160
NSN 4140-01-160-7699
NSN 6130-01-013-9343