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 6645-00-856-4498
NSN 6240-01-454-7108
NSN 6135-01-195-5343
NSN 5915-00-920-1173
NSN 6620-00-242-7032
NSN 5960-01-370-4285
NSN 6645-01-440-8624
NSN 5905-01-188-8341
NSN 5905-00-943-6484
NSN 4140-00-435-0436
NSN 4140-01-517-3106
NSN 6130-01-476-8097