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 5975-00-204-9190
NSN 5920-00-607-3385
NSN 6620-01-106-3553
NSN 6320-00-977-3930
NSN 5985-00-545-7191
NSN 5960-01-495-0859
NSN 5910-01-192-8627
NSN 5855-00-688-9954
NSN 2925-01-618-5706
NSN 5960-00-633-7670
NSN 5930-01-534-7936
NSN 5920-01-634-0250