This captive washer cap screw is a crucial component for your Cummins engine, with a part number of 3010597. It is made in China and comes in a unit quantity of one. This screw is designed to fit perfectly with your engine and ensure its functionality. It is a great addition to your truck's engine parts and components, and is ideal for those looking for replacement parts. With its sturdy construction and high quality, this captive washer cap screw is sure to provide the necessary support and protection for your engine.