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 6220-01-215-6983
NSN 5965-01-215-3184
NSN 5920-01-624-2580
NSN 2925-00-724-9252
NSN 6685-01-087-4432
NSN 5990-00-446-0518
NSN 5915-01-472-1726
NSN 6650-01-442-0267
NSN 5998-00-878-4606
NSN 5905-00-847-2429
NSN 6610-00-524-0724
NSN 6240-01-256-9869