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 5920-01-162-6172
NSN 6240-01-251-8435
NSN 6220-00-519-5617
NSN 5935-01-156-1435
NSN 5930-01-336-5444
NSN 6685-01-278-2981
NSN 5925-01-100-5478
NSN 5835-01-394-3812
NSN 6130-01-425-1977
NSN 5975-01-322-0074
NSN 5895-00-448-4059
NSN 5960-00-413-2695