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 6320-00-646-3311
NSN 5905-01-435-9637
NSN 6685-01-286-8858
NSN 6610-01-486-7954
NSN 6240-01-142-2239
NSN 5990-00-316-8872
NSN 5990-00-244-8684
NSN 5999-00-272-7453
NSN 5920-00-713-4242
NSN 6320-01-089-9086
NSN 5960-01-207-6232
NSN 6240-00-960-8458