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 6220-01-363-6652
NSN 4140-00-555-3856
NSN 4140-00-679-9512
NSN 5895-01-300-9569
NSN 6150-01-468-5577
NSN 5855-00-832-9341
NSN 5905-01-154-2579
NSN 4140-00-912-1904
NSN 6145-00-487-5610
NSN 6110-01-573-7647
NSN 6650-01-155-8182
NSN 5920-00-373-3636