Bedford 20-3551 is Graco 224433 Repair Kit aftermarket replacement

Graco 224433 Repair Kit — 63:1 King (L/T) — AfterMarket by Bedford Precision Parts (Bedford 20-3551)

The Bedford 20-3551 is a high-quality AfterMarket by Bedford Precision Parts equivalent to the OEM Graco 224433 kit for 63:1 King pumps. It’s engineered to mirror OEM fit and performance, using a Leather/PTFE (L/T) packing stack to restore sealing, pressure stability, and smooth pump cycling on demanding coating jobs. 

What It Fits & Where It’s Used

This kit replaces Graco 224433 (also referenced as 224-433 in older manuals) and is designed for the Graco 63:1 King pneumatic airless pump platform. Common use cases include high-volume protective coatings, epoxies, polyurethanes, and waterproofing on industrial, marine, infrastructure, and facilities projects where long hose runs and steady output are essential. 

Key Details

• OEM cross-reference: Graco 224433 / 224-433 (L/T packing).

• Bedford Part #: 20-3551; UPC: 663547035517; Weight: 0.8700 lbs. 
• Purpose: refreshes packings and seals to maintain prime, reduce leakage, and sustain operating pressure. 

Why Choose the Bedford Aftermarket Kit?

• OEM-equivalent performance: Leather/PTFE packings specified for the 63:1 King pump help deliver consistent spray and long service life.

• Proven value: U.S.-assembled aftermarket quality that helps reduce lifecycle cost without sacrificing reliability.
• Fast turnaround: Stocking a complete kit minimizes downtime during scheduled maintenance.

Best-Practice Setup & Maintenance

For safety and consistent output, verify system pressure control with a properly sized pressure relief valve, keep filtration clean, and match coatings to the correct airless spray gun tips. On large projects with multiple paint sprayer guns, standardizing tip sizes and packings helps ensure uniform patterns and reduced rework.

Related Parts for Mixed Fleets

eRepairCenter carries the essentials to keep every rig job-ready, including genuine-fit graco paint sprayer parts and durable graco airless sprayer parts for your Graco systems—plus quality when you’re running Graco equipment alongside your King pumps.

Ready to rebuild? Order the Bedford 20-3551 aftermarket replacement for Graco 224433 at eRepairCenter.com and keep your 63:1 King pumps performing at their best.