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 6650-01-124-1902
NSN 5915-01-479-0779
NSN 6130-00-471-3625
NSN 5935-00-903-8008
NSN 6135-01-280-2883
NSN 5950-00-451-7406
NSN 4140-00-770-1052
NSN 5930-01-558-4807
NSN 5990-01-633-9503
NSN 6685-01-253-8747
NSN 6135-01-439-8669
NSN 5905-01-531-0444