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 5990-01-400-3299
NSN 6620-00-829-1860
NSN 6105-00-501-7681
NSN 6135-01-215-1245
NSN 5960-00-396-0960
NSN 6135-01-375-6724
NSN 6240-01-314-5700
NSN 6130-01-623-8263
NSN 5905-00-009-8444
NSN 6220-00-837-2848
NSN 5975-00-894-1125
NSN 5965-01-399-8454