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 5920-01-089-7903
NSN 6650-00-279-5741
NSN 6240-00-110-4497
NSN 5905-01-604-9810
NSN 4140-00-765-7748
NSN 5950-01-372-2391
NSN 6105-00-560-2116
NSN 6150-00-608-9606
NSN 6135-01-180-9611
NSN 5999-01-372-1182
NSN 4140-01-385-8478
NSN 6105-00-656-4606