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
NSN 5945-01-283-3949
NSN 6110-01-338-1621
NSN 6135-00-728-9860
NSN 6105-01-249-0359
NSN 5915-01-570-5946
NSN 6130-00-781-0709
NSN 5905-01-068-3631
NSN 5910-00-660-9464
NSN 6650-00-279-5741
NSN 6135-01-606-8140
NSN 5990-00-125-5036