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 4140-01-338-1147
NSN 5965-01-513-9978
NSN 5835-00-816-0394
NSN 5905-01-005-4004
NSN 6240-01-179-1189
NSN 6135-00-299-6918
NSN 6130-00-342-2416
NSN 6135-00-874-6566
NSN 5975-01-089-8641
NSN 5925-00-369-7747
NSN 5905-01-493-4236
NSN 5910-00-012-4390