White marks in four locations, equally spaced
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 5835-00-711-3371
NSN 6240-00-090-9361
NSN 5915-01-222-2277
NSN 5895-00-782-6391
NSN 5835-00-170-5238
NSN 5910-01-042-4454
NSN 5996-00-786-7968
NSN 5999-00-631-1027
NSN 5975-00-959-3606
NSN 6135-01-010-0891
NSN 5996-01-271-8034
NSN 7035-00-153-3826