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 6220-00-643-4045
NSN 6685-01-408-5553
NSN 6110-00-827-0086
NSN 6320-01-498-4954
NSN 6130-01-417-3298
NSN 5930-01-579-2194
NSN 7035-01-483-1531
NSN 5990-00-985-1334
NSN 5925-01-387-3280
NSN 6645-00-108-6479
NSN 5915-01-134-1686
NSN 5915-01-323-5383