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 6620-01-535-6925
NSN 5930-01-065-0890
NSN 6135-01-100-3593
NSN 5998-01-242-3512
NSN 5930-01-626-0576
NSN 5950-00-515-5402
NSN 5930-00-281-4686
NSN 5990-01-054-4255
NSN 5950-01-433-0313
NSN 5965-00-542-7124
NSN 6240-00-078-2360
NSN 5920-01-364-7706