37 degrees surface shall be free of anodize and alodined per mil-c-5541, class 1a
A fitting that forms an angle of less than 180 degrees (3.141 radians) from a straight flow. Both connecting ends have machine threads (straight threads other than pipe or hose series) designed to accommodate a tube or is unthreaded and designed to accommodate a tube. It may have side or heel inlet(s). See also elbow, pipe and connector, multiple, fluid pressure line.
Classification: Threaded elbows and bends of iron or steel (other than cast iron or stainless steel) for pipes and tubes
NSN 6105-01-196-6298
NSN 6320-01-449-1014
NSN 5996-00-155-4586
NSN 6105-01-321-3281
NSN 5920-01-317-9280
NSN 6240-00-185-2023
NSN 5950-01-538-1086
NSN 6145-01-099-2682
NSN 5930-01-560-5887
NSN 6240-01-314-8245
NSN 6685-01-236-3649
NSN 5855-01-100-3272