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 6240-00-688-6351
NSN 5965-01-519-8758
NSN 5935-01-501-5034
NSN 6135-00-816-9052
NSN 5905-01-068-0171
NSN 6320-00-994-0179
NSN 6145-01-274-6190
NSN 5920-01-378-2490
NSN 6610-01-144-4228
NSN 5930-00-918-3775
NSN 5998-00-598-6237
NSN 5905-00-399-1394