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 5855-01-597-4404
NSN 6150-01-634-0575
NSN 4140-01-123-4881
NSN 6105-00-462-9723
NSN 5990-01-411-1917
NSN 6645-01-366-5033
NSN 6145-00-144-0918
NSN 5985-01-288-9287
NSN 6135-01-176-2206
NSN 6320-01-407-8663
NSN 5950-01-580-5030
NSN 6320-01-462-2295