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 6645-01-557-8134
NSN 2925-00-912-3993
NSN 6650-00-692-1541
NSN 5835-00-816-0394
NSN 5915-01-397-4221
NSN 6610-00-783-8786
NSN 6240-01-149-4861
NSN 6220-01-033-2082
NSN 5895-01-157-9330
NSN 5985-00-259-0423
NSN 4140-00-671-4532
NSN 5895-00-351-7463