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 5930-01-175-6018
NSN 5935-01-524-9662
NSN 5999-00-726-8824
NSN 6135-00-080-9176
NSN 6650-01-192-5515
NSN 6620-00-408-3225
NSN 6220-01-093-7946
NSN 5975-01-179-6749
NSN 6150-00-155-8511
NSN 6645-01-483-1518
NSN 5925-01-490-2649
NSN 5985-01-238-0476