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 6320-01-449-1014
NSN 5950-00-960-0357
NSN 5855-01-392-3734
NSN 4140-00-226-9807
NSN 5985-01-412-6906
NSN 6320-01-176-8367
NSN 6130-00-738-7290
NSN 6650-01-543-3349
NSN 6620-01-364-2103
NSN 5998-01-030-8319
NSN 5945-01-100-3422
NSN 5910-01-418-0991