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 5895-01-417-9057
NSN 5895-01-222-1895
NSN 6620-01-401-5356
NSN 6650-01-063-2834
NSN 5915-01-642-9250
NSN 6645-01-447-4461
NSN 5935-01-122-5652
NSN 5950-00-099-9612
NSN 5975-01-123-9111
NSN 4140-01-555-8190
NSN 5950-00-013-9494
NSN 6645-01-483-5519