A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 2925-01-271-8727
NSN 6110-00-663-4054
NSN 6150-01-363-8388
NSN 5935-01-153-2662
NSN 5915-01-062-8673
NSN 5965-01-279-4806
NSN 5935-01-257-7033
NSN 6620-01-633-8443
NSN 6610-00-540-8911
NSN 6320-00-313-9114
NSN 4140-00-088-4724
NSN 5855-00-237-4088