This is sold as a set that contains eight washers. These parts attach to the tank and are made out of metal. They are genuine items that are supplied by the original equipment manufacturer for use with Craftsman air compressors. During replacement, it may require a wrench to help install these parts correctly. They will require replacing if they become bent or broken.
This light bulb is a genuine Craftsman part. It was designed for use with select models of bench grinders and is an identical replacement or a missing or broken bulb. Bulbs can break or burn out over time, requiring replacement. Simply remove the old bulb and screw the new one into place. One item is included per order.