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 5945-01-600-6491
NSN 6610-01-010-4516
NSN 6220-01-004-8909
NSN 5910-01-443-9581
NSN 2925-01-556-0333
NSN 6105-01-565-6476
NSN 6320-01-252-2307
NSN 6650-00-736-8456
NSN 5990-01-504-9265
NSN 5999-01-591-9115
NSN 5950-01-528-3624
NSN 6320-00-857-4073