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 6620-01-283-6961
NSN 5998-01-397-0137
NSN 5925-01-217-5207
NSN 2925-01-283-6740
NSN 6135-00-505-0679
NSN 4140-01-033-4953
NSN 6685-00-383-5488
NSN 6150-01-477-8498
NSN 6320-01-631-7828
NSN 6645-01-499-1434
NSN 6130-01-406-8183
NSN 5990-01-411-5930