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 4140-01-258-6685
NSN 2925-00-251-0105
NSN 5910-01-653-6885
NSN 6145-01-225-8955
NSN 5985-01-263-7670
NSN 6110-00-221-1868
NSN 6150-01-367-1923
NSN 5925-00-819-3985
NSN 6110-01-359-9908
NSN 5920-00-258-6680
NSN 5985-01-591-2260
NSN 6145-01-259-2702