Graco 101579 Pin

Compatible Machines — Verified

• Graco Fire-Ball 300 (5:1 ratio) — selected oil pump models (e.g., 203-872, 203-857, 204-254, 222-087)
• Graco Fire-Ball 300 (15:1 ratio) — models such as 206405 (Series K) and related series sizes
• Graco Fire-Ball 300 (50:1 ratio) — grease pump variants and packages (various model sizes)
• Graco President Pump (with Priming Piston) — various models that list 101579 in the parts diagram

Product Overview

Graco 101579 Pin is a genuine OEM roll/retaining pin used to secure internal linkages (shafts/rods) in Graco pump assemblies. It helps maintain alignment and prevents drift or loosening under load.

Key Specs

Why Choose OEM?

• Correct fit to factory tolerances for pump longevity
• Reliable retention under vibration and cyclical loads
• Fast maintenance—direct swap using standard pin drivers

Installation & Fit Notes

• Match the pin in your parts diagram (look for ref. “101579”).
• Inspect mating holes/bores; replace worn components to ensure tight fit.
• Drive the roll pin squarely; avoid flaring ends which can hinder service.

Frequently Asked Questions