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 5915-00-253-4281
NSN 6110-00-510-8155
NSN 5960-01-389-4055
NSN 2925-01-199-4001
NSN 6220-01-216-5954
NSN 5915-00-233-6346
NSN 6620-01-159-8852
NSN 6685-00-647-3883
NSN 5905-00-468-5913
NSN 5930-01-045-6501
NSN 4140-00-997-2596
NSN 6105-01-321-7063