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 6220-01-344-7616
NSN
NSN 7035-01-029-7221
NSN 2925-01-448-2880
NSN 7035-00-763-6180
NSN 5930-00-844-5821
NSN 5920-01-375-3164
NSN 6320-00-377-5683
NSN 5895-01-441-1338
NSN 5935-00-401-1196
NSN 5910-01-467-2404
NSN 5905-01-167-1580