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 6320-01-531-4997
NSN 5930-01-532-1878
NSN 6240-01-158-9299
NSN 6240-00-306-9214
NSN 5990-01-336-3976
NSN 5950-00-278-1201
NSN 7035-01-539-3781
NSN 5915-01-088-8128
NSN 6240-01-419-1010
NSN 5985-00-726-8654
NSN 5950-00-919-4881
NSN 6145-01-572-8533