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 5990-01-557-4793
NSN 5920-01-299-9695
NSN 6150-01-171-1118
NSN 6220-01-352-2496
NSN 5950-01-320-5706
NSN
NSN 5999-01-116-5753
NSN 5910-01-633-9963
NSN 6145-01-263-9062
NSN 6650-01-504-8456
NSN 5975-00-111-3208
NSN 5945-01-503-4327