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 6150-01-143-0138
NSN 5915-01-071-1926
NSN 5930-01-346-9512
NSN 6685-01-557-7742
NSN 5950-00-246-5277
NSN 6145-01-470-7164
NSN 5835-01-124-2398
NSN 5910-01-446-6623
NSN 6145-01-550-5384
NSN 5990-01-493-4039
NSN 4140-00-711-8354
NSN 6105-00-224-5358