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 5905-01-656-6529
NSN 5985-00-988-0616
NSN 6320-01-506-9439
NSN 6110-01-303-7557
NSN 5925-01-345-9418
NSN 6220-00-678-9075
NSN 5990-01-138-7324
NSN 5999-01-087-8755
NSN 6620-01-426-2220
NSN 5998-00-066-6591
NSN 6685-00-728-4744
NSN 6650-00-224-3223