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 5925-01-493-6978
NSN 4140-01-197-8148
NSN 6130-00-613-7448
NSN 5920-01-474-1504
NSN 6135-01-536-4810
NSN 5975-01-365-2180
NSN 6240-01-560-0910
NSN 5905-01-634-0595
NSN 6645-01-248-8033
NSN 5935-01-419-2866
NSN 5950-01-432-6778
NSN 6240-00-935-7058