Diesel Injection Pump DB4629-5919 RE522694 for Stanadyne John Deere 6068HF252 Fire Pump 226kW Engine | Bolhote

The DB4629-5919 (also cross-referenced as OEM part number RE522694, variant DB4629-5919R/DR) is a high-performance rotary fuel injection pump from Stanadyne, engineered to meet/exceed original equipment standards for John Deere 6068HF252 226kW fire pump and heavy industrial diesel engines. It is the ideal direct replacement for worn/faulty pumps, ensuring precise fuel metering, stable pressure output, optimized combustion, and maximum uptime for critical fire protection and industrial machinery applications.

Core Specifications & Part Numbers

• Part Numbers: DB4629-5919, DB4629-5919R, DB4629-5919DR, RE522694, 05919
• Brand: Stanadyne (Bolhote certified replacement)
• Application: John Deere 6068HF252 (226 kW) fire pump engines
• Type: Mechanical rotary fuel injection pump
• Material: High-strength cast aluminum housing, hardened steel internal components
• Certification: ISO9001, TS16949; 100% factory pressure & flow tested before delivery
• Operating temperature: -30°C to 110°C (suitable for tropical/desert conditions)

Key Selling Points

1. OE Direct Fit：No modification required, bolt-on installation saves labor costs on-site
2. Extreme Durability：Anti-corrosion coating, high-temperature seals, designed for dusty/humid environments
3. Critical Fire Pump Reliability：Consistent fuel delivery under high load, reduces downtime risk for emergency systems
4. Global Warranty & Support：12-month manufacturer warranty, 24/7 technical team for installation guidance

Installation Tips & Precautions

1. Professional diesel mechanic installation recommended; improper fitting will void warranty
2. Clean fuel lines/filters thoroughly before installation to prevent contamination
3. Bleed the fuel system completely after fitting to avoid air locks
4. Use only high-quality diesel fuel meeting John Deere/Stanadyne specifications