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 2925-01-502-8863
NSN 5910-00-443-4237
NSN 5855-01-156-0417
NSN 6110-01-430-8890
NSN 6110-01-167-7846
NSN 6620-01-342-0470
NSN 5999-00-331-9696
NSN 6240-01-573-7036
NSN 5930-00-752-3112
NSN 6135-01-148-8531
NSN 6320-01-072-2073
NSN 5999-01-341-7039