This is the ballast plug for Edwards E2M40 and E2M80 rotary vane vacuum pumps. Machined from solid brass.

Please see below in our “Related” section for additional accessories that may benefit your vacuum applications and maintenance needs. We offer a large variety of vacuum greases, vacuum fittings, hoses, vacuum gauges, sensors/transducers and accessories sold separately on this website. Call us for a quote (505) 872-0037.