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 5905-00-004-7789
NSN 6145-00-537-7059
NSN 5920-01-370-4376
NSN 2925-01-647-7225
NSN 6150-00-082-3305
NSN 6320-00-937-5625
NSN 6145-01-143-5107
NSN 6130-00-416-6592
NSN 6110-01-259-5961
NSN 5965-00-113-2657
NSN 5915-01-522-4121
NSN 5930-01-133-2860