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 5990-01-177-2838
NSN 6135-00-593-6831
NSN 6110-01-504-9922
NSN 5835-01-424-0054
NSN 5945-00-539-4177
NSN 5950-01-072-8118
NSN 6135-00-777-5562
NSN 5965-00-378-3403
NSN 5985-01-640-9792
NSN 5985-00-930-1996
NSN 5835-01-436-6549
NSN 5996-00-959-2326