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 5835-01-486-4191
NSN 5920-01-381-0514
NSN 6135-01-463-2445
NSN 6130-00-009-1095
NSN 6645-00-623-5052
NSN 5990-01-470-2565
NSN 6320-01-506-9439
NSN 2925-01-231-6312
NSN 6150-00-943-8767
NSN 6130-00-146-8009
NSN 5920-01-083-4995
NSN 5999-01-482-4861