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 5996-01-225-8507
NSN 5945-00-988-6483
NSN 5935-00-401-2996
NSN 6105-01-599-9665
NSN 5975-01-122-5232
NSN 5895-01-485-0794
NSN 5950-00-559-2851
NSN 5925-01-625-2497
NSN 5950-00-145-4084
NSN 5990-01-234-4607
NSN 5950-00-726-0488
NSN 5999-01-533-5578