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 6610-01-529-8529
NSN 5985-01-052-5186
NSN 6135-01-390-1841
NSN 5965-01-642-8233
NSN 5975-01-484-9266
NSN 5835-01-568-7796
NSN 6150-00-596-9253
NSN 4140-01-383-7639
NSN 5935-00-171-3129
NSN 5985-01-310-9431
NSN 5960-01-236-6389
NSN 5835-00-111-2953