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 6240-00-941-8507
NSN 5930-00-295-2945
NSN 6240-01-469-9682
NSN 6150-01-227-2067
NSN 6150-01-400-0692
NSN 5975-01-363-0741
NSN 6320-00-468-8421
NSN 5905-00-239-0583
NSN 5996-01-648-9515
NSN 6130-01-218-7031
NSN 6685-01-245-6883
NSN 4140-00-078-9357