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 5920-00-510-7656
NSN 2925-01-055-9705
NSN 6645-00-641-3202
NSN 6645-00-023-8386
NSN 5990-01-156-7004
NSN 5920-00-155-2173
NSN 5985-00-053-5568
NSN 6145-01-619-2243
NSN 6130-01-331-6193
NSN 6650-01-327-3068
NSN 5975-00-806-2113
NSN 5935-00-982-8611