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 5930-01-131-0408
NSN 6240-01-599-7633
NSN 6685-01-413-4632
NSN 6685-01-618-7627
NSN 6145-00-106-0611
NSN 2925-01-408-6205
NSN 5915-00-364-3650
NSN 5990-00-263-1289
NSN 5975-00-276-7559
NSN 5950-00-652-3198
NSN 6620-01-590-7035
NSN 5930-00-401-8374