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 5935-00-341-0438
NSN 6320-00-977-3930
NSN 6645-00-484-1992
NSN 5950-01-461-9565
NSN 5905-00-144-8471
NSN 5975-01-287-8068
NSN 6220-01-171-8383
NSN 5975-01-389-2261
NSN 5935-01-498-0414
NSN 5935-01-435-5667
NSN 6240-00-296-0488
NSN 2925-01-458-5808