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 4140-01-627-1427
NSN 5925-01-024-1862
NSN 6240-01-432-7404
NSN 6645-00-895-1515
NSN 5990-01-160-6978
NSN 5905-01-010-5997
NSN 5960-00-262-3794
NSN 5925-01-299-1942
NSN 5930-01-032-3020
NSN 5998-00-226-5268
NSN 5930-01-146-3028
NSN 6220-01-100-2703