Machined groove in flared end to accommodate seal ring per kc103
A fitting that forms an angle of less that 180 degrees (3.141 radians) from a straight flow. One connecting end has machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is 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 connect a tube or tube fitting to a boss or boss fitting on items such as tanks, housings, valve fittings, or the like.
Classification: Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes
NSN 6685-01-166-9508
NSN 5935-00-176-2581
NSN 5915-00-115-5407
NSN 5998-00-003-3581
NSN 6150-01-287-9958
NSN 6220-01-217-4096
NSN 5855-01-434-7520
NSN 6320-01-605-7059
NSN 6610-01-633-8931
NSN 6645-01-100-3296
NSN 6645-00-216-6126
NSN 5855-00-821-7512