Bedford 42-3636 is Graco 15B076 Bushing, Piston aftermarket replacement

Graco 15B076 Bushing, Piston | Bedford 42-3636 Replacement

Graco 15B076 Bushing, Piston — Bedford 42-3636 Replacement

Keep your proportioner running smoothly with Bedford Precision Parts 42-3636—engineered as a precise Graco 15B076 bushing piston replacement. This product is an aftermarket part by Bedford Precision Parts designed to support the piston/rod interface for stable pressure and longer service intervals.

Fit & Compatibility

• Cross-reference: Bedford 42-3636 bushing piston ↔ Graco 15B076 (often listed as 15B-076 in older manuals).
• Where it fits: Graco Reactor-series proportioners and displacement pump assemblies that specify 15B076 dimensions (.743/479.22) in the pump stack.
• Applications: High-pressure spraying for insulation/coatings and industrial finishing where reliable sealing at the piston/rod is critical.

Why Replace This Bushing

• Restores alignment and reduces wear on the graco spray gun piston rod and packings.
• Improves prime/pressure stability to cut downtime during graco spray repair.
• Bedford build quality for consistent fit and smooth operation under daily use.

Pro Install Tips

• Inspect rod surface for scoring before reassembly; replace if out of spec.
• Lubricate per service manual; torque fasteners evenly to avoid misalignment.
• Pair with fresh seals to maximize service life and finish quality.

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