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 6150-01-400-4211
NSN 6240-01-203-2107
NSN 7035-01-199-6915
NSN 6610-01-212-9817
NSN 5910-00-282-7918
NSN 6645-01-382-4940
NSN 5965-01-422-3232
NSN 6145-01-145-5177
NSN 5990-00-740-0249
NSN 5895-00-583-1102
NSN 5990-00-888-7761
NSN 5960-01-449-1310