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 6645-01-439-4240
NSN 5950-01-023-1493
NSN 5930-00-278-7731
NSN 6150-00-278-1294
NSN 4140-00-604-4826
NSN 6150-01-513-8131
NSN 5960-00-455-9218
NSN 5985-00-936-0894
NSN 6610-01-211-6182
NSN 6320-00-894-1644
NSN 7035-01-411-6062
NSN 6240-01-482-1262