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 6130-01-423-2168
NSN 5915-01-537-6357
NSN 5905-01-528-2755
NSN 5965-01-121-1071
NSN 6110-01-203-4634
NSN 5999-01-431-8878
NSN 5920-01-145-8616
NSN 6610-00-285-5366
NSN 5930-00-942-1313
NSN 2925-00-455-2367
NSN 5975-01-322-9100
NSN 5975-00-010-9338