The 4951501 PT fuel injection pump is a high-quality diesel fuel system component developed for Cummins NT855 and NTA855 engine applications. Built with precision-machined pump components, durable internal parts, and robust sealing structures, it provides consistent fuel delivery and reliable fuel control during demanding operating conditions.
This PT fuel pump is compatible with several reference numbers including 4951501, 3019487, 560659, and 3019488. The precision fuel metering system helps maintain proper fuel supply, support efficient combustion, improve engine response, and maintain stable power output during continuous heavy-duty operation.
The NT855 NTA855 fuel injection pump is widely used in Cummins-powered generator sets, mining equipment, construction machinery, industrial engines, and other heavy-duty diesel applications. It is an effective replacement solution for pumps affected by internal wear, unstable fuel delivery, leakage, or reduced engine performance.
Designed for engine repair, overhaul, and preventive maintenance, this PT fuel pump assembly offers reliable fitment and durable operation. Its robust construction is suitable for environments involving high temperature, vibration, dust, and extended working hours.
Each fuel pump is carefully inspected before shipment through fuel delivery testing, calibration, leakage inspection, dimensional verification, and performance evaluation to ensure dependable quality and stable operation.
Whether you are an equipment owner, engine repair workshop, machinery dealer, generator service provider, or spare parts distributor, the Cummins NT855 NTA855 PT fuel injection pump provides a dependable solution for restoring engine efficiency, reducing downtime, and maintaining stable diesel engine operation.


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Product name
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Fuel Injection Pump
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item
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value
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Condition
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New
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Applicable Industries
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Building Material Shops, Machinery Repair Shops, Manufacturing Plant, Retail, Construction works , Energy & Mining, Other
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Brand Name
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lanxin
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Packing
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wooden case/carton box
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MOQ
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1 piece
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Warranty
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3-6 months
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Shipment
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Express,Air ,Sea
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Payment
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T/T,Money Gram, Western Union,Paypal
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Condition
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100%New/Renew/Used
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Place of Origin
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China
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Testing situation
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Professional testing before shipment, quality assurance
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Transport
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By sea/air/express (DHL/FEDEX/TNT/UPS/EMS/City-line)
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Payment Term
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L/C,T/T, Western Union, Tradeassurance
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Delivery Time
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1-3 days (depend on order)
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Certification
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RoHS/CE Certificate
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Shipping ways
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Express/Freight/Sea/Train/Air/Road/Postal/Intermodal transport
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Q1: Which engines is this PT fuel injection pump compatible with?
A: It is designed for Cummins NT855 and NTA855 diesel engines. Please confirm the engine model and pump number before ordering.
Q2: Which part numbers are associated with this fuel pump?
A: The listed reference numbers are 4951501, 3019487, 560659, and 3019488.
Q3: What type of fuel pump is this?
A: It is a PT fuel injection pump designed for compatible Cummins NT855 and NTA855 diesel engines.
Q4: What equipment can use this fuel pump?
A: It is suitable for Cummins-powered generator sets, mining machinery, construction equipment, industrial engines, and other heavy-duty diesel applications.
Q5: What other Cummins engine parts do you supply?
A: We supply PT fuel pumps, fuel injectors, turbochargers, complete diesel engine assemblies, cylinder heads, cylinder blocks, crankshafts, camshafts, overhaul kits, starter motors, alternators, ECUs, hydraulic pumps, and a complete range of excavator and diesel engine spare parts.
