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 5920-01-182-4940
NSN 5998-00-866-9123
NSN 6145-00-090-5411
NSN 5905-01-045-8283
NSN 5998-01-411-0957
NSN 5920-00-094-0655
NSN 5950-01-009-9409
NSN 6645-01-259-4231
NSN 5935-01-290-0092
NSN 5905-00-280-1138
NSN 5999-01-525-7937
NSN 5990-01-250-4198