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 5996-00-165-5027
NSN 6620-00-701-3575
NSN 5975-01-634-0678
NSN 6150-00-040-8446
NSN 5998-00-830-7350
NSN 6610-00-778-9039
NSN 6620-01-182-2853
NSN 4140-01-206-2397
NSN 5855-01-068-3683
NSN 4140-01-205-8131
NSN 5905-01-103-0478
NSN 4140-01-304-9915