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 5985-00-221-5566
NSN 6150-01-083-7473
NSN 5835-00-614-0650
NSN 5920-01-576-8240
NSN 5998-01-359-4780
NSN 5985-00-403-7964
NSN 7035-01-596-3414
NSN 5925-01-099-0974
NSN 6645-01-396-6976
NSN 5960-00-170-6916
NSN 6110-01-350-0912
NSN 4140-00-580-8508