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 5999-01-413-8579
NSN 5965-01-006-8613
NSN 6135-01-566-1034
NSN 5945-01-570-7341
NSN 5965-01-252-3987
NSN 5945-00-689-6394
NSN 6220-01-437-1427
NSN 5975-01-274-2448
NSN 5930-01-427-3676
NSN 5945-01-410-9229
NSN 6135-00-500-2082
NSN 5920-00-082-8331