Item must comply with requirements of defense supply center columbus production standard no. Lo1303.
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 6240-01-471-4180
NSN 5905-01-415-4187
NSN 6220-00-231-2687
NSN 6130-01-358-4064
NSN 6105-01-395-1667
NSN 5835-00-912-5656
NSN 6150-01-422-6944
NSN 5960-00-814-7725
NSN 5930-01-126-4804
NSN 6220-00-679-5629
NSN 6620-01-386-5914
NSN 5910-01-421-4153