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 5990-01-384-2697
NSN 5999-01-443-1933
NSN 6620-00-551-9948
NSN 5925-00-619-8520
NSN 5835-01-215-5961
NSN 5855-01-515-2573
NSN 6145-00-267-5309
NSN 6620-01-122-8886
NSN 5895-01-482-3608
NSN 6320-00-513-8376
NSN 5905-01-551-1724
NSN 5920-00-480-5250