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 6240-01-645-6782
NSN 6130-01-499-5050
NSN 6220-01-388-3788
NSN 5930-01-481-4519
NSN 5925-01-422-0431
NSN 6145-00-450-6285
NSN 5905-01-179-5251
NSN 6145-01-528-6388
NSN 5985-00-752-3222
NSN 5925-00-130-2586
NSN 5835-01-284-5689
NSN 6320-01-183-8196