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 5990-01-212-2037
NSN 5999-01-559-1281
NSN 6620-00-081-7899
NSN 5910-01-551-4105
NSN 5965-01-486-9586
NSN 7035-00-574-4223
NSN 5935-01-652-8423
NSN 6610-00-451-8840
NSN 6135-01-630-7662
NSN 6150-00-512-5196
NSN 2925-00-241-2481
NSN 5975-01-472-2729