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 6110-00-678-1954
NSN 2925-01-273-4898
NSN 5935-00-225-8448
NSN 5999-01-435-6568
NSN 5999-01-436-8300
NSN 6650-01-412-4217
NSN 6135-00-455-2425
NSN 5985-01-649-4668
NSN 5999-00-830-1395
NSN 5996-01-194-1719
NSN 5990-01-208-4322
NSN 6145-01-648-8647