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 6240-01-217-8287
NSN 6220-01-359-9722
NSN 4140-01-298-1630
NSN 6610-00-851-3203
NSN 5990-01-580-2191
NSN 6105-01-652-5222
NSN 5996-01-259-9933
NSN 5910-01-427-3819
NSN 6105-01-450-6439
NSN 6685-01-054-6108
NSN 5895-00-269-9257
NSN 5930-01-627-0498