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 5999-01-545-0057
NSN 5920-01-557-8300
NSN 5855-01-255-1688
NSN 5996-00-844-6227
NSN 6220-01-218-5164
NSN 6320-01-098-2503
NSN 5910-01-110-7620
NSN 5945-00-081-7488
NSN 5990-00-090-3829
NSN 6685-01-367-2534
NSN 5999-01-289-7975
NSN 2925-01-442-7812