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 5925-00-434-2690
NSN 5910-01-447-9192
NSN 5925-01-603-9464
NSN 5960-01-222-0074
NSN 5945-00-483-6165
NSN 6320-00-433-2773
NSN 5855-00-821-7512
NSN 5960-00-584-4553
NSN 5920-01-025-1618
NSN 5990-00-513-5328
NSN 5960-01-265-0354
NSN 5990-01-649-4647