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 4140-01-512-0744
NSN 6645-01-211-6502
NSN 6240-01-607-0870
NSN 5935-01-491-4871
NSN 6320-01-618-7800
NSN 5975-01-392-1560
NSN 6645-01-322-5644
NSN 5990-01-643-2002
NSN 5910-00-037-7550
NSN 4140-00-784-7960
NSN 5935-00-518-3458
NSN 5999-00-436-9035