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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-01-224-0052
NSN 6135-01-568-9107
NSN 6145-00-938-6085
NSN 6645-00-801-0950
NSN 6130-01-067-6301
NSN 6240-00-087-1731
NSN 5965-00-208-4896
NSN 5985-00-935-5074
NSN 6105-00-740-7757
NSN 6650-00-918-4156
NSN 6610-01-553-1317
NSN 6135-01-445-6589