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 6240-00-419-3185
NSN 5960-01-535-1743
NSN 6320-00-521-9350
NSN 5925-01-603-7738
NSN 6220-00-893-9776
NSN 5990-00-244-5715
NSN 5996-01-413-2901
NSN 5920-00-269-6178
NSN 6685-00-358-8331
NSN 5975-00-809-1000
NSN 6110-01-605-0883
NSN 5915-01-393-0723