A fitting used with a union nut and a tailpiece to form a union.
NSN 5998-01-551-1108
NSN 5920-01-499-7210
NSN 5965-01-480-3096
NSN 5930-00-940-2484
NSN 6685-01-212-3972
NSN 4140-01-150-0740
NSN 4140-01-499-8906
NSN 5965-00-542-7087
NSN 6110-01-512-2008
NSN 6220-01-588-1001
NSN 5950-00-539-1081
NSN 5985-01-454-0666