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 6110-00-503-6643
NSN 6320-01-191-6717
NSN 6130-01-519-0263
NSN 5999-00-487-8488
NSN 5915-01-560-6795
NSN 5990-00-477-1362
NSN 6220-01-416-5880
NSN 2925-01-379-6183
NSN 6130-00-235-7830
NSN 5925-01-472-7344
NSN 6320-00-164-4087
NSN 6620-00-987-3673