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 6620-01-177-5567
NSN 6685-01-492-5340
NSN 5855-01-435-2772
NSN 5855-00-832-7316
NSN 5965-00-263-6436
NSN 6685-00-232-3239
NSN 4140-00-365-2531
NSN 5930-01-116-0890
NSN 5960-01-335-5238
NSN 5935-01-390-7923
NSN 5945-01-013-4288
NSN 5975-01-139-3860