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 6620-01-644-3496
NSN 7035-01-564-4617
NSN 4140-01-462-4242
NSN 6110-00-186-2542
NSN 5965-01-605-4139
NSN 5996-01-428-2807
NSN 6645-01-227-2036
NSN 5945-00-921-7726
NSN 6110-01-633-9660
NSN 4140-00-456-2268
NSN 5950-00-526-0658
NSN 6130-01-274-3601