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 6620-00-345-3456
NSN 6110-01-150-4442
NSN 5960-01-514-5433
NSN 5910-00-790-0700
NSN 5990-00-378-1449
NSN 6650-01-623-3078
NSN 5975-00-665-3644
NSN 6130-00-970-5165
NSN 6135-00-248-4102
NSN 6220-01-214-9463
NSN 5910-01-494-0592
NSN 5990-00-042-3413