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 4140-01-319-7786
NSN 6610-01-500-8108
NSN 5999-01-137-5402
NSN 5835-01-462-5983
NSN 5925-01-251-6897
NSN 7035-01-255-2332
NSN 5985-01-027-0777
NSN 6320-01-220-2264
NSN 5950-01-080-5785
NSN 6110-01-154-9172
NSN 6150-01-207-0443
NSN 6130-01-520-4675