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 6320-00-310-1080
NSN 6145-01-360-1698
NSN 6610-01-510-8687
NSN 6220-01-472-2513
NSN 4140-01-004-3035
NSN 6320-00-725-0754
NSN 5905-00-610-5698
NSN 6145-01-014-6260
NSN 5855-01-364-1005
NSN 5965-00-001-7593
NSN 5975-00-103-2814
NSN 5920-00-459-0741