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 4140-01-522-1671
NSN 6130-01-106-2726
NSN 4140-01-628-1190
NSN 5985-00-632-7826
NSN 5910-00-829-8739
NSN 5998-01-468-5924
NSN 5975-01-306-0832
NSN 6105-01-470-8906
NSN 5920-01-546-2251
NSN 5965-01-423-2204
NSN 5999-01-644-4543
NSN 5965-01-322-8136