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 5998-01-413-8433
NSN 6620-00-678-3386
NSN 6135-00-789-2865
NSN 6620-01-360-9680
NSN 4140-00-350-9401
NSN 6645-01-391-9820
NSN 6130-00-383-7967
NSN 2925-01-629-9416
NSN 5990-01-133-0351
NSN 5945-00-342-9593
NSN 5905-01-137-6236
NSN 5905-01-457-5370