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 5950-01-472-3997
NSN 5998-01-491-7477
NSN 2925-01-131-8761
NSN 5965-00-067-7393
NSN 5905-01-403-2806
NSN 6150-00-419-9833
NSN 5999-01-425-2720
NSN 6220-00-243-4205
NSN 6650-01-550-6328
NSN 5945-01-077-3169
NSN 2925-01-426-3410
NSN 6650-00-140-8776