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 2925-01-649-7543
NSN 5855-00-481-0019
NSN 5975-01-541-4972
NSN 4140-01-163-1557
NSN 6620-00-456-9539
NSN 5935-01-290-0927
NSN 5910-00-313-7206
NSN 5990-00-056-2027
NSN 5910-01-574-8225
NSN 5996-01-474-6203
NSN 6240-00-250-8693
NSN 5895-01-213-5976