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 6685-00-767-2090
NSN 5935-00-846-2531
NSN 6240-01-386-9192
NSN 6130-00-512-1275
NSN 6150-00-259-2791
NSN 4140-01-650-6076
NSN 5998-01-196-9327
NSN 5925-01-129-4135
NSN 5990-01-446-5546
NSN 5895-00-045-9695
NSN 5930-00-432-6589
NSN 5930-01-515-2151