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 5915-01-190-4978
NSN 6135-00-087-5300
NSN 5925-01-188-0051
NSN 5920-01-551-1295
NSN 5945-01-148-5405
NSN 6645-00-433-8729
NSN 6135-01-280-2883
NSN 5945-00-282-3181
NSN 5998-01-580-0682
NSN 6135-01-400-2947
NSN 6620-00-232-2048
NSN 5960-01-389-4055