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 6220-01-101-4158
NSN 5935-00-291-4910
NSN 4140-01-140-9727
NSN 6645-01-522-5144
NSN 6320-00-937-5625
NSN 6145-01-094-8150
NSN 5945-00-419-0184
NSN 6145-01-568-2396
NSN 5925-01-382-9313
NSN 6645-01-479-5364
NSN 6685-00-030-8651
NSN 6220-00-142-5115