A fitting used with a union nut and a tailpiece to form a union.
NSN 6685-01-367-6620
NSN 5965-01-473-0825
NSN 5925-01-425-4332
NSN 6610-00-352-7004
NSN 6645-01-581-5214
NSN 5905-01-092-0194
NSN 6685-01-401-5360
NSN 5985-01-476-7254
NSN 6135-01-571-5133
NSN 5990-00-060-6429
NSN 5935-01-429-5279
NSN 6645-00-701-4606