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 5905-00-549-9503
NSN 2925-01-608-1888
NSN 5930-00-903-9890
NSN 6130-00-261-4942
NSN 6110-01-438-4766
NSN 5975-01-116-4472
NSN 5895-01-304-7617
NSN 6145-01-202-6960
NSN 6650-00-958-7408
NSN 5905-01-359-1963
NSN 6620-01-654-2391
NSN 6685-00-102-4958