A cup shaped item used to enclose the stem of a valve or the like, and screwed to make a fluid-tight joint; mainly used on refrigeration equipment.
NSN 6320-00-731-6134
NSN 5965-01-378-7335
NSN 6610-01-425-1523
NSN 5965-00-716-7078
NSN 6620-01-327-3011
NSN 5905-00-615-9391
NSN 6620-01-496-8567
NSN 6130-01-004-8977
NSN 5945-01-422-1684
NSN 6145-01-106-9646
NSN 5990-00-103-0528
NSN 6645-00-062-6211