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 6645-01-365-0978
NSN 5999-00-108-8499
NSN 5985-01-200-1739
NSN 4140-00-412-2408
NSN 5945-01-080-6186
NSN 5960-01-110-6749
NSN 4140-01-196-5232
NSN 5950-01-529-6542
NSN 6320-01-261-5983
NSN 6220-01-248-0158
NSN 5920-01-634-0250
NSN 2925-00-732-2237