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 5920-01-218-5742
NSN 5930-01-444-4402
NSN 5895-00-089-0524
NSN 5930-01-067-7930
NSN 2925-01-633-4048
NSN 5950-00-866-2536
NSN 6105-01-304-0172
NSN 5835-01-192-4165
NSN 5835-01-360-2657
NSN 5895-01-083-5200
NSN 6220-00-288-4350
NSN 6135-01-184-0727