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 5920-01-440-3458
NSN 5920-01-445-9617
NSN 5910-00-943-0251
NSN 5910-01-333-7285
NSN 6110-01-534-6435
NSN 6105-01-475-2323
NSN 6145-01-563-7112
NSN 5895-01-492-9461
NSN 5910-00-554-1422
NSN 6240-01-351-6729
NSN 6240-01-620-2450
NSN 5999-01-468-6805