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 5905-01-183-3216
NSN 5990-01-647-8574
NSN 6620-01-147-0441
NSN 6130-00-683-1011
NSN 4140-01-486-1562
NSN 2925-01-439-0219
NSN 6240-01-394-8592
NSN 6685-00-244-4974
NSN 5999-01-450-4705
NSN 6620-01-364-0195
NSN 6650-01-397-8856
NSN 6150-01-071-6210