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 5935-01-485-5857
NSN 5960-01-512-0233
NSN 5999-00-932-2509
NSN 5950-01-554-0883
NSN 6645-01-199-7553
NSN 5975-01-463-0445
NSN 5935-01-626-8428
NSN 5975-01-463-8264
NSN 6135-01-272-6039
NSN 6650-01-337-5309
NSN 5925-00-810-5279
NSN 6620-01-384-2105