Portland Wiring Harness possesses machinery for crimping Sure-Seal connectors made by ITT Cannon. Portland Wiring Harness is NOT a dealer for ITT Cannon but we do have the tooling and machines to apply their Sure-Seal wiring contacts that are waterproof to 3 meters, gas proof and chemical proof contacts. Sure-Seal series contacts are used in construction tractors, logging, aerospace, medical, trucking, Milspec military tanks and trucks, industrial and measurement, rail, and heavy equipment.