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 6650-01-307-6009
NSN 6220-01-389-4792
NSN 5930-01-104-7636
NSN 5905-00-316-0546
NSN 2925-01-175-1217
NSN 5920-00-269-6178
NSN 5895-01-441-8824
NSN 6610-01-194-5384
NSN 5950-01-231-8892
NSN 5910-00-339-2198
NSN 6610-01-627-8985
NSN 6130-00-860-6230