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C5266140 XCMG GR2605 motor grader V-type clamp
Part Number: C5266140 (5266140)
Type: V‑Band Clamp / Turbocharger Clamp / Exhaust Clamp
Material: Stainless Steel SS304 / SS316L
Design: V‑Groove Engagement, T‑Bolt & Self‑Locking Nut
Fit Diameter: Φ89~95mm (3.5~3.74″)
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Product Details:
C5266140 XCMG GR2605 motor grader V-type clamp
Technical Parameters
Part Number: C5266140 (5266140)
Type: V‑Band Clamp / Turbocharger Clamp / Exhaust Clamp
Material: Stainless Steel SS304 / SS316L
Design: V‑Groove Engagement, T‑Bolt & Self‑Locking Nut
Fit Diameter: Φ89~95mm (3.5~3.74″)
Operating Temperature: -40℃ to +650℃
Tightening Torque: 25~30N·m
Operating Pressure: ≤0.6MPa (6bar)
Cross Reference: 3977432, 5266141, 4937718
Standard: Cummins Original, ISO 9001
Application
Applicable Engines: Cummins ISDe6.7, ISB6.7, QSB6.7, ISL9.5, QSL9, L9, 6CT8.3 series
Equipment:
- Heavy Commercial Vehicles: Dongfeng Tianlong, Tianjin, Foton Auman, Shacman Delong
- Construction Machinery: Komatsu PC200, Sany SY215, XCMG XE215 Excavators
- Generator Sets: 100~200kW Cummins Diesel Generators
- Industrial Equipment: Air Compressors, Marine Engines, Oilfield Machinery, Aftertreatment Systems
Installation Locations:
- Turbocharger Inlet / Outlet Flange Connections
- Exhaust Pipe Front / Mid‑Section Sealing
- Intercooler Inlet / Outlet Pipe Connections
- EGR Valve, Throttle, Wastegate Ports
- Aftertreatment DOC/DPF/SCR Canister Connections
Common Faults & Troubleshooting
1. Loose & Leaking / Exhaust Noise
- Causes: Loose bolts, vibration fatigue, thermal creep, insufficient torque
- Symptoms: Hissing exhaust, power loss, black smoke, high fuel consumption, soot
- Solution: Replace with C5266140 clamp; torque to 25~30N·m, check flange flatness
2. Crack / Breakage / Band Deformation
- Causes: Thermal stress, resonance impact, material fatigue, improper installation
- Symptoms: Pipe detachment, massive leaks, engine stall, emissions failure
- Solution: Install new stainless steel clamp; align flanges, add vibration dampers
3. Corrosion / Seized Bolt
- Causes: Salt spray, moisture, inferior material, high temp oxidation
- Symptoms: Rusted clamp, difficult service, seal failure, interface leaks
- Solution: Replace with genuine C5266140 stainless clamp; apply anti‑seize compound
4. Poor Sealing / Interface Weepage
- Causes: Warped flange, worn V‑groove, aged seal, foreign debris
- Symptoms: Oil seepage, dust buildup, low boost, performance loss
- Solution: Clean flange faces, replace gaskets, install C5266140 clamp
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*For other spare parts procurement needs, please contact us!
