Rockwell hardness c scale 26-32
A pipe fitting primarily designed for permanent installation during piping systems operations to fit into another pipe or pipe fitting for sealing. It usually is threaded.
NSN 5895-00-318-8300
NSN 5915-01-422-9979
NSN 6610-01-595-7449
NSN 6650-01-631-5224
NSN 5925-01-082-0591
NSN 6240-00-105-8380
NSN 5999-00-223-0076
NSN 5935-00-929-5783
NSN 5915-00-642-9997
NSN 5915-00-522-6905
NSN 5945-00-833-2397
NSN 5910-01-588-8121