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 6150-01-193-0315
NSN 5975-01-139-5135
NSN 6220-00-274-6880
NSN 6220-01-252-9285
NSN 6320-01-607-1491
NSN 6610-01-593-0135
NSN 6135-01-539-9009
NSN 5925-01-138-4930
NSN 6650-01-556-3508
NSN 5920-01-542-5306
NSN 6135-01-134-7222
NSN 6145-01-448-9332