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 6620-00-773-2931
NSN 6110-00-816-9715
NSN 5930-01-321-4394
NSN 2925-01-645-2948
NSN 5835-00-240-6111
NSN 5950-01-408-7617
NSN 5905-01-555-8077
NSN 5950-00-208-6812
NSN 5950-00-099-9612
NSN 6145-01-633-3856
NSN 6320-01-338-6006
NSN 6110-01-498-3601