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 5945-00-170-8645
NSN 5990-00-752-2126
NSN 5835-00-550-7728
NSN 5935-00-907-1315
NSN 6240-00-038-7540
NSN 5935-00-699-0873
NSN 6610-00-186-9180
NSN 5905-01-482-0149
NSN 5895-00-438-8477
NSN 5910-01-568-6862
NSN 2925-00-780-5502
NSN 5895-01-310-9033