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 2925-01-633-4048
NSN 5895-01-361-5955
NSN 5915-00-191-9360
NSN 5905-01-426-6925
NSN 6650-01-519-0399
NSN 6135-01-517-6060
NSN 5975-01-583-2693
NSN 6240-01-456-9583
NSN 6650-00-001-2472
NSN 5996-00-156-5967
NSN 4140-00-876-2459
NSN 5835-00-546-4898