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Product Details
Product Overview
This high-quality NT855 engine piston, identified by part number 3051556, is a critical spare component designed for Cummins NT855 series diesel engines. As a direct replacement part, it is commonly utilized in heavy-duty applications including excavators, trucks, forklifts, bulldozers, buses, and loaders. Manufactured to OEM specifications, this piston ensures reliable performance and extended service life for your Cummins engine.
Engineered for durability and precision, the 3051556 piston is crafted to meet the rigorous demands of construction, mining, and industrial equipment. Whether you are overhauling a Cummins NT855 power unit or performing routine maintenance, this component provides the fit and function required for optimal engine operation. Please verify your engine model and existing part numbers to confirm compatibility before purchasing.
Key Features & Benefits
OEM Specification Fitment: Manufactured to match original Cummins NT855 piston dimensions, ensuring seamless installation and reliable sealing.
Durable Construction: Built with high-grade materials to withstand extreme combustion pressures, temperatures, and wear in diesel applications.
Precision Engineering: Each piston undergoes strict quality control to guarantee accurate ring groove placement, pin bore alignment, and overall geometry.
Enhanced Engine Performance: Designed to maintain proper compression ratios and reduce blow-by, contributing to fuel efficiency and power output.
Versatile Application: Compatible with a wide range of heavy equipment including excavators, trucks, forklifts, bulldozers, buses, and loaders powered by Cummins NT855 engines.
Reliable Supply Chain: Sourced from a reputable manufacturer with a proven track record in the aftermarket parts industry.
Cost-Effective Solution: Offers a balance of quality and value compared to genuine OEM parts, without compromising on critical performance characteristics.
Technical Specifications
Specification
Details
Part Number
3051556
Engine Model
Cummins NT855
Product Type
Engine Piston
Material
High-Strength Alloy (OEM Grade)
Size
OEM Standard Size
Weight
Approximately 6 kg
Place of Origin
Guangdong, China; Guizhou, China
Warranty
6 Months
Inspection
Video Outgoing Inspection & Machinery Test Report Provided
Engine Type
Diesel
OEM Cross-Reference
This piston (part number 3051556) is a direct replacement for the following OEM and reference numbers:
Cummins OEM: 3051556
Alternate References: May also be listed under various aftermarket cross-references for the NT855 series. Always verify with your existing part for exact match.
Note: This list is based on manufacturer data. Always confirm compatibility with your specific engine serial number and existing piston markings.
Compatibility
This piston is commonly used for the following applications:
Engine Models: Cummins NT855 series diesel engines (including NT-855, NTA-855, and related variants).
Equipment Applications:
Excavators (various makes using Cummins NT855 power)
Trucks (heavy-duty and off-highway)
Forklifts (large capacity industrial models)
Bulldozers (construction and mining)
Buses (coach and transit)
Loaders (wheel loaders and others)
Other industrial machinery powered by Cummins NT855 engines
Fitment is inferred based on common applications. Please verify with your equipment manufacturer or engine serial number.
Global Supply & Distribution
We offer worldwide shipping capabilities to support B2B customers across the globe. Our logistics network ensures timely delivery to major industrial centers and ports in:
North America: Rapid delivery to the United States, Canada, and Mexico for construction and trucking industries.
Europe: Efficient distribution to EU countries, including Germany, France, the UK, and Eastern Europe.
Asia-Pacific: Direct shipping to Australia, New Zealand, Southeast Asia, and key markets in China.
Middle East & Africa: Reliable supply to oil & gas, mining, and construction sectors in the UAE, Saudi Arabia, South Africa, and Nigeria.
South America: Fast delivery to Brazil, Chile, Argentina, and other key industrial regions.
We have extensive export experience and comply with international trade regulations. Bulk orders and consolidated shipping are available for cost-effective procurement.
Quality Assurance
Manufacturing Standards: Produced in ISO-certified facilities with strict adherence to quality management systems.
Testing Procedures: Each piston undergoes dimensional inspection, material composition analysis, and performance verification. Video outgoing inspection and machinery test reports are provided upon request.
Warranty: Backed by a 6-month warranty against manufacturing defects, providing peace of mind for your engine overhaul projects.
Performance Guarantee: Designed to match OEM specifications for reliable operation under normal working conditions.
FAQ
Q1: How do I confirm that this 3051556 piston fits my Cummins NT855 engine? A: Check the casting number on your existing piston and compare it to 3051556. Also, verify your engine model plate (e.g., NT-855, NTA-855) and measure the cylinder bore diameter. If you have an engine serial number, we can assist with cross-referencing. Always confirm with your engine documentation before installation.
Q2: What installation precautions should I take when replacing pistons in a Cummins NT855? A: Ensure the cylinder bore is clean and within specification. Use new piston rings and lubricate the piston skirt and rings during assembly. Follow the manufacturer’s torque specifications for connecting rod bolts and check piston-to-valve clearance. We recommend a complete engine overhaul kit for best results.
Q3: What is the typical service life of this aftermarket piston compared to an OEM part? A: When properly installed and maintained with clean oil and filters, this high-quality aftermarket piston can provide service life comparable to OEM parts under standard operating conditions. Regular maintenance and adherence to engine load limits are key factors in maximizing longevity.
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