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 5930-00-167-8058
NSN 6220-00-167-1580
NSN 6685-00-319-3497
NSN 6685-01-132-7474
NSN 6110-01-457-5126
NSN 2925-00-150-7334
NSN 5950-00-988-7278
NSN 4140-01-115-9271
NSN 6220-00-013-9523
NSN 5975-00-221-2555
NSN 4140-01-050-4470
NSN 6130-00-257-2838