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 5915-01-185-2897
NSN 5999-01-104-1258
NSN 5905-01-369-8883
NSN 5895-01-592-4272
NSN 5925-00-128-9376
NSN 6110-01-647-7264
NSN 6105-01-381-7242
NSN 6240-00-292-3237
NSN 5915-01-418-1843
NSN 6110-01-348-4511
NSN 6685-01-231-6903
NSN 6610-01-495-0596