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 5990-00-689-5736
NSN 5996-01-303-0475
NSN 6220-01-519-9305
NSN 5960-00-851-0672
NSN 6320-01-145-9013
NSN 5915-00-839-0031
NSN 6130-00-184-6192
NSN 6240-01-328-0718
NSN 5925-01-309-2366
NSN 5950-00-052-9655
NSN 6645-01-251-0441
NSN 5985-01-116-5586