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 5990-00-179-2576
NSN 6610-01-511-5260
NSN 5999-00-899-6579
NSN 6320-00-937-5625
NSN 5975-01-509-6334
NSN 5905-01-329-6259
NSN 5975-01-458-4909
NSN 5835-01-416-6455
NSN 7035-00-371-7749
NSN 5905-00-935-6954
NSN 6240-01-401-5340
NSN 5950-01-432-9743