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 6620-01-423-7300
NSN 5985-01-225-8353
NSN 6105-01-236-5290
NSN 5905-01-192-4306
NSN 6150-01-202-2991
NSN 2925-01-026-1000
NSN 6220-00-900-7595
NSN 5905-01-144-9381
NSN 6150-00-636-8938
NSN 6320-01-176-8367
NSN 5905-01-187-1888
NSN 5925-01-596-7331