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 5930-01-057-1687
NSN 5985-00-951-5289
NSN 4140-01-195-6489
NSN 5925-01-042-5582
NSN 5835-01-051-7584
NSN 2925-01-532-2477
NSN 5996-01-289-0493
NSN 5990-01-199-4832
NSN 6145-01-515-8085
NSN 6130-00-397-7690
NSN 6620-01-383-1997
NSN 5975-01-316-4544