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 4140-01-634-0330
NSN 5910-01-454-1621
NSN 5915-01-193-3213
NSN 6150-00-901-2463
NSN 5950-00-160-5637
NSN 5996-01-194-8117
NSN 4140-00-166-2228
NSN 5905-01-139-5094
NSN 6135-01-386-5709
NSN 6105-00-267-6954
NSN 6150-01-529-6227
NSN 5905-00-803-5899