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 5910-01-640-9865
NSN 6135-01-544-8463
NSN 5920-00-148-8176
NSN 5990-01-050-7535
NSN 6320-01-319-3584
NSN 5910-01-060-9604
NSN 6320-00-371-8335
NSN 6110-01-398-6057
NSN 5985-01-415-9208
NSN 4140-00-866-9221
NSN 6240-01-259-2090
NSN 5950-01-473-4244