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 2925-01-033-0141
NSN 5915-00-404-6729
NSN 6240-01-522-3320
NSN 4140-00-256-9913
NSN 5920-01-071-7712
NSN 5935-01-272-4574
NSN 5915-01-197-1857
NSN 6685-01-551-2046
NSN 6130-00-913-9906
NSN 6145-00-766-8437
NSN 6105-01-047-7566
NSN 5990-01-054-4255