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 6685-01-256-3417
NSN 7035-01-532-2184
NSN 5905-00-214-4034
NSN 6150-00-804-1069
NSN 5920-00-027-8290
NSN 4140-00-985-0182
NSN 6620-01-276-9825
NSN 6145-01-412-7517
NSN 5960-01-311-5817
NSN 5990-01-197-6922
NSN 5975-01-335-5209
NSN 5905-00-850-6149