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Graco 160639 Rod, Piston

Graco 160639 Rod Piston is a genuine OEM replacement component engineered for precise piston movement in compatible Graco pump assemblies. Designed to maintain mechanical integrity and dimensional accuracy for heavy‑duty operation.

  • OEM Graco rod piston assembly
  • Precision machining for accurate fit
  • Supports piston travel and sealing
  • Durable for repeated cycles

$345
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Compatible Machines

  • Graco airless sprayer pump units
  • Graco industrial fluid handling pumps
  • Graco piston‑driven assembly platforms
  • Other Graco equipment requiring 160639

Product Overview
The Graco 160639 Rod Piston serves as a direct OEM replacement for worn or damaged piston assemblies in approved Graco machines. Manufactured to strict Graco tolerances, this part ensures consistent performance and longevity under rigorous use. It supports smooth piston travel, preserving system pressure and reducing mechanical wear.

Specification Details
Part Number 160639
Type Rod Piston
Material Hardened steel
Length OEM specified length
Weight Approx. 0.55 lbs
OEM Fit Yes

Key Features

  • Certified OEM component
  • Precision ground for accurate travel
  • Enhances piston sealing performance
  • Durable under cyclic load conditions
  • Direct drop‑in replacement

It replaces the piston rod assembly in compatible Graco pumps where part 160639 is specified in the service manual.

Yes, this is a genuine OEM Graco rod piston manufactured to original specifications for proper fit and function.

It fits only models that list 160639 in their parts breakdown; cross‑reference your manual to confirm compatibility.

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