Bedford 42-820 is Graco 161794 Bearing aftermarket replacement

Bedford 42-820 aftermarket bearing — direct replacement for Graco 161794

When a worn bearing causes noise, vibration, or premature seal wear, the right replacement restores pump life and performance. The Bedford 42-820 bearing aftermarket is an engineered, precision-fit part manufactured as an AfterMarket by Bedford Precision Parts of the OEM product. It’s produced to match OEM tolerances so your pump runs smoothly without the OEM price.

What this bearing does

The bearing supports the piston assembly and helps maintain alignment under high-pressure cycling. Replacing the Graco 161794 piston bearing replacement promptly prevents rod wobble, scoring, and accelerated seal failure — saving you time and costly repairs.

Compatible machines

This bearing is a direct-fit replacement sold as an Aftermarket Graco 161794 bearing. It is commonly used in contractor and commercial pumps, including:

• Graco 295ST contractor sprayers
• Graco GMax / GMaxPro series (390, 395, 495)
• Graco FieldLazer / TurfLiner models that reference 161794
• Other contractor-class pumps that cross-reference the 161794 bearing

Why technicians choose this aftermarket option

Bedford bearings offer consistent tolerances, durable materials, and dependable performance — ideal for rental fleets, maintenance shops, and jobsite technicians. When you replace the bearing, consider doing a full paint sprayer pump repair kit service (packing, seals, and bearings) to return the pump to like-new condition and minimize repeat downtime.

Related parts & cross-brand service

Shops that service mixed-brand equipment often keep complementary parts on hand — for example a speeflo intake valve replacement, speeflo sprayer piston rod, or other speeflo sprayer repair parts — so repairs are fast regardless of brand. Pair the Bedford bearing with a thorough inspection of the piston rod, packings, and valve seats to ensure lasting results.

Order the Bedford 42-820 aftermarket bearing at eRepairCenter. If you need help confirming fitment for your model, check your parts manual or contact our support team — we’ll cross-reference your serial/model to the correct part.