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 6150-01-145-0111
NSN 6620-01-591-1331
NSN 5950-00-307-7963
NSN 5835-01-384-3206
NSN 6240-01-195-0243
NSN 5930-01-074-4538
NSN 5910-01-204-7223
NSN 6130-00-567-9424
NSN 5930-01-385-7605
NSN 4140-01-108-3654
NSN 5975-00-395-1722
NSN 4140-01-311-2542