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 4140-00-611-8020
NSN 5999-00-233-5525
NSN 6320-01-592-6248
NSN 6620-00-551-9948
NSN 5985-01-449-9303
NSN 5895-01-470-5261
NSN 5915-01-095-5810
NSN 4140-00-905-6570
NSN 5915-00-891-9925
NSN 6105-01-568-8393
NSN 5965-01-578-7378
NSN 6240-00-329-9573