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 5935-01-110-4143
NSN 6645-00-166-7926
NSN 4140-00-413-0877
NSN 5998-01-317-8796
NSN 5910-00-828-5302
NSN 6320-01-476-7702
NSN 5915-01-352-1055
NSN 2925-01-004-1683
NSN 5925-01-146-9641
NSN 5915-01-382-4588
NSN 5960-01-530-8828
NSN 5925-01-097-7046