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 6145-01-541-5422
NSN 5990-01-607-9433
NSN 5915-01-497-1914
NSN 6240-00-290-4185
NSN 6220-01-256-4555
NSN 5905-00-383-2915
NSN 6130-00-553-8758
NSN 5935-01-312-3451
NSN 5835-00-286-5432
NSN 6240-01-627-0968
NSN 5935-00-989-0294
NSN 5925-01-611-8231