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 5996-01-123-5768
NSN 5835-00-682-5177
NSN 5990-01-492-6575
NSN 6130-01-442-8759
NSN 6610-00-814-0569
NSN 5895-00-857-0774
NSN 6320-01-631-7828
NSN 5925-01-510-8584
NSN 5998-01-275-7241
NSN 6135-01-655-1759
NSN 2925-00-728-2092
NSN 6685-00-936-2139