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 6320-00-646-3311
NSN 6220-00-910-0320
NSN 4140-01-606-8332
NSN 5999-01-630-5728
NSN 6220-01-422-5902
NSN 6150-00-436-5454
NSN 5999-01-113-7716
NSN 7035-01-411-6062
NSN 6150-00-772-0126
NSN 5996-00-832-6593
NSN 6610-01-353-3255
NSN 6320-00-149-7570