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 5915-01-044-5260
NSN 5920-01-542-9143
NSN 5999-01-451-3583
NSN 5855-00-014-5008
NSN 2925-01-565-6410
NSN 5905-01-444-9813
NSN 6645-00-754-4108
NSN 6645-00-033-8714
NSN 4140-00-277-6285
NSN 5985-01-222-6861
NSN 6220-00-089-0474
NSN 6320-01-571-4530