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 6620-01-177-5567
NSN 5905-00-194-6640
NSN 6610-00-141-0393
NSN 5975-00-083-1433
NSN 5985-01-260-2460
NSN 5975-00-221-2555
NSN 6220-01-121-7391
NSN 5895-01-040-2305
NSN 5930-01-270-4584
NSN 5960-01-273-0942
NSN 6610-00-051-4139
NSN 6320-01-349-2131