Bedford 55-3121 is Graco 256771 Solvent Resistant O-Rings aftermarket replacement

Graco 256771 Solvent Resistant O-Rings (6-Pack) — Bedford Precision Aftermarket

Manufactured by Bedford Precision Parts, this aftermarket seal set is designed for tough coating environments and routine maintenance cycles. The Graco 256771 O-Rings help restore leak-free performance in the pump and fluid sections, maintaining pressure and consistent atomization on professional jobs.

Each kit provides a precise fit for fast turnaround in shops and on site. Technicians choose our Bedford replacement for Graco 256771 to handle aggressive solvents and repeated cleaning, reducing downtime and extending service intervals for daily-use sprayers.

Compatibility

• Graco Ultra Max II 695, 795, 1095, 1595 (verify by parts manual)
• Graco GMax II 3900, 5900, 7900
• Graco LineLazer stripers and additional professional models that specify kit 256771

Where it’s used

Designed for the fluid/pump assemblies, these O-rings replace worn seals that can cause pressure loss and material bypass. Ideal for primers, acrylics, enamels, epoxies, and protective coatings, the kit is a staple for scheduled service, emergency fixes, and comprehensive paint spray machine repair.

What’s in the kit & benefits

• Chemical-resistant materials for extended seal life
• Dimensionally accurate rings for reliable reassembly
• Complements your bench stock as part of a complete spray gun seal kit
• Supports consistent pattern, reduced leaks, and fewer callbacks

Keep a 6-pack on hand to streamline service and keep crews spraying. Shop matching packings, glands, valves, and more at eRepairCenter.com.