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 6145-01-555-6743
NSN 6650-01-289-3901
NSN 6650-01-202-9143
NSN 6220-01-400-2108
NSN 5925-01-296-5360
NSN 6240-00-753-2031
NSN 5975-01-163-8806
NSN 6650-01-540-2150
NSN 6320-00-994-0179
NSN 5905-01-163-9636
NSN 6620-00-484-4662
NSN 5910-01-347-7722