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 5999-00-581-7139
NSN 4140-01-092-0807
NSN 6220-01-194-7274
NSN 5990-01-147-5225
NSN 4140-01-533-5014
NSN 6645-00-353-6659
NSN 5935-01-252-0652
NSN 6645-00-183-8812
NSN 6610-01-527-1599
NSN 6110-00-316-3484
NSN 5998-01-534-3723
NSN 5996-01-359-7642