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 5998-00-190-5933
NSN 6650-00-170-5095
NSN 2925-00-467-7150
NSN 6135-00-505-0679
NSN 6620-01-133-4193
NSN 5835-01-232-6904
NSN 6645-00-496-9720
NSN 5930-01-166-4065
NSN 5855-01-409-1792
NSN 5998-01-615-9785
NSN 5990-00-103-7971
NSN 5998-01-417-1142