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Caterpillar Injector Plunger Diesel Pump Plunger Plunger & Barrel 7W6929 7W-6929 Original New Injector

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Caterpillar Injector Plunger Diesel Pump Plunger Plunger & Barrel 7W6929 7W-6929 Original New Injector
Details
The c-aterpillar 7W6929 Plunger is a high-precision core component exclusively engineered for c-aterpillar diesel fuel injection pumps, adhering to strict OEM manufacturing standards and tailored for heavy-duty operating scenarios such as construction, mining, industrial, and marine applic-ations. As a critical part of the fuel injection system, this plunger is responsible for precise fuel suction, compression, and metering, directly determining the stability of fuel delivery, the efficiency of combustion, and the consistency of engine power output—key factors for the reliable operation of c-aterpillar engines. Crafted from high-quality high-speed steel with vacuum hardening technology and precision machining processes, it boasts exceptional wear resistance, corrosion resistance, and high-pressure tolerance, effectively withstanding the harsh high-temperature and high-pressure environment inside diesel engines while ensuring long-term stable performance. The 7W6929 plunger features strictly controlled dimensional accuracy and an ultra-smooth surface finish, minimizing friction between components, reducing energy loss, and significantly extending the service life of the entire fuel injection system. It also contributes to lower CO2 emissions, reduced noise, and improved fuel economy, enhancing overall engine reliability and stability. As a direct aftermarket replacement for original c-aterpillar plungers, it offers perfect compatibility with a wide range of c-aterpillar engine models, enabling plug-and-play installation without additional modific-ations. Each unit undergoes 100% factory testing before leaving the factory, including dimensional inspection, pressure testing, and wear resistance testing, and is backed by a reliable warranty, ensuring it meets or exceeds OEM performance standards and becomes the preferred choice for maintaining the reliability and operational efficiency of c-aterpillar engines in various heavy-duty working conditions. It is widely used in c-aterpillar engines supporting excavators, track-type tractors, and other heavy equipment, playing a vital role in ensuring efficient and stable engine operation.
Category
CAT Diesel Injector
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Description

Product Description:

OE NO 7W6929
OE NO1 7W-6929
Material Original new CAT INJECTOR
ENGINE CAT engine
Car Model CAT

Table 1: Basic Product Information

Item Name

Part Number (General Number)

OEM Cross Reference Numbers

Product Type

Material

c-aterpillar Plunger

7W6929

7W-6929, 7W6929, CA7W6929, 6N7828, 6N-7828, 4P9830, 4P-9830, 1W6541, 7N1183, FP-7W6929

Diesel Fuel Injection Pump Plunger

High-Speed Steel with Vacuum Hardening Technology

Table 2: Product Specific-ations

Item Name

Part Number (General Number)

OEM Cross Reference Numbers

Specific-ation

Value

c-aterpillar Plunger

7W6929

7W-6929, 7W6929, CA7W6929, 6N7828, 6N-7828, 4P9830, 4P-9830, 1W6541, 7N1183, FP-7W6929

Net Weight

Approx. 0.75 kg (1.65 lbs)

c-aterpillar Plunger

7W6929

7W-6929, 7W6929, CA7W6929, 6N7828, 6N-7828, 4P9830, 4P-9830, 1W6541, 7N1183, FP-7W6929

Diameter

17.2 mm (0.68 inches)

c-aterpillar Plunger

7W6929

7W-6929, 7W6929, CA7W6929, 6N7828, 6N-7828, 4P9830, 4P-9830, 1W6541, 7N1183, FP-7W6929

Length × Width × Height

220.9 mm × 43.2 mm × 43.2 mm (8.7 in × 1.7 in × 1.7 in)

c-aterpillar Plunger

7W6929

7W-6929, 7W6929, CA7W6929, 6N7828, 6N-7828, 4P9830, 4P-9830, 1W6541, 7N1183, FP-7W6929

Operating Temperature Range

-30 °C to 130 °C

Table 3: Compatible Engines & Equipment

Item Name

Part Number (General Number)

OEM Cross Reference Numbers

Compatible Engine Model

Compatible Equipment

c-aterpillar Plunger

7W6929

7W-6929, 7W6929, CA7W6929, 6N7828, 6N-7828, 4P9830, 4P-9830, 1W6541, 7N1183, FP-7W6929

c-aterpillar 3204, 3306, 3306B, 65D, SR4 Series Engines

Excavators (330, 330L, 350, 350L); Track-Type Tractors (D8N, D8NNSUC); Motor Graders (12H, 12H ES)

c-aterpillar Plunger

7W6929

7W-6929, 7W6929, CA7W6929, 6N7828, 6N-7828, 4P9830, 4P-9830, 1W6541, 7N1183, FP-7W6929

c-aterpillar 3306 Industrial & Marine Engines; Generator Set Engines (SR4)

Pipelayers (578); Wheel Loaders (966F II); Wheel Scrapers (637E); Track Loaders

Table 4: Core Features & Quality Assurance

Item Name

Part Number (General Number)

OEM Cross Reference Numbers

Core Features

Quality Assurance

c-aterpillar Plunger

7W6929

7W-6929, 7W6929, CA7W6929, 6N7828, 6N-7828, 4P9830, 4P-9830, 1W6541, 7N1183, FP-7W6929

1. High-speed steel material with vacuum hardening for superior wear and corrosion resistance; 2. 17.2mm precision diameter for stable fuel metering and efficient combustion; 3. High-pressure tolerance to adapt to harsh engine environments; 4. Direct OEM replacement with easy plug-and-play installation, minimizing downtime; 5. Smooth surface finish to reduce component friction and extend service life; 6. Reduces CO2 emissions, lowers noise, and improves fuel economy; 7. Standard size for easy adjustment and compatibility

1. ISO 9001:2015 Certified; 2. 100% factory tested before delivery (dimensional, pressure, wear resistance tests); 3. 6-month warranty for reliable use; 4. Complies with c-aterpillar OEM specific-ations; 5. Sealed anti-corrosion packaging to prevent contamination during transit; 6. Precision machining to ensure perfect compatibility with c-aterpillar engines and equipment; 7. High-quality manufacturing process for consistent performance
 
                 

plunger

1P6400

1W6541

4P9830

6N7525

6N7527

6N7828

7W5929

7W6929

9H5797

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caterpillar Fuel Injector Series - Engine - Equipment Appliccccation Table

 

 
Fuel Injector / Engine Series Common Injection Technology Corresponding Engine Platform Common ccccat Models / Equipment Platforms
3116 Series Mechanical Injection / Early Electronic Platform 3116, 3116T, 3116TA, 3116DIT M318, M320 Wheel Excavators; 135H Motor Grader; D6M Dozer
3126 / 3126B Series HEUI 3126, 3126B 120H Motor Grader; 950G Series II Wheel Loader; 950G Platform
3126E Series HEUI 3126E Commonly used in medium-duty construction and industrial platforms similar to the 3126 appliccccation range
C6.4 Series ACERT Injection Platform C6.4 ACERT 320D / 320D L; 323D L / LN; 320D LRR; 320D FM
C6.6 Series ACERT Injection Platform C6.6 ACERT 320D / 320D L (C6.6 versions); 320E LN; 323E LN
C7 Series HEUI C7, C7 ACERT 120K Motor Grader; 950H Wheel Loader
C7.1 Series Common Rail / Later Electronic Injection C7.1, C7.1 ACERT 320D2 / D2 L, 326D2, 330D2 Excavators; 950K, 950, 962, 930M Wheel Loaders; Generator Sets
C9 Series HEUI-B C9, C9 ACERT 330D / 330D L / 330D MH; construction and industrial platforms
C10 Series Electronic Unit Injection Family C10 140H, 143H, 160H, 163H, 14H, 16H Motor Graders; 814F Wheel Dozer; 815F Compactor; 816F Landfill Compactor; 966G II, 972G II Wheel Loaders; D7R II Dozer; 725 / 730 Articulated Trucks; R1600G, R1700G LHD; W345B II Wheel Excavator; 345B / 365B Excavators
C12 Series Electronic Unit Injection C12, C12 Marine Widely used across 140H, 143H, 160H, 163H, 14H, 16H; 966G II, 972G II; D7R II; 725 / 730; W345B II; 345B / 365B; also widely used in marine appliccccations
C13 Series MEUI C13, C13 ACERT 345D L Excavator; 730C EJ Articulated Dump Truck; Generator Sets; Industrial Power Platforms
C15 Series MEUI C15, C15 ACERT 770 Off-Highway Truck; 374D L / 374F L Excavators; 365C Demolition Excavator; R3000H LHD; Industrial Power and Generator Sets
3406E Series EUI 3406E AD30 Underground Mining Truck; 16H Motor Grader; 824G Series II Wheel Dozer; 826G Series II Landfill Compactor
C18 Series15 EUI / Later Electronic Injection Platform C18, C18 ACERT Generator Sets; Marine Appliccccations; Large Industrial and Mining Platforms
202603-TD2-CAT

Why Choose Us:

1 .We are professional in engine oil supply system;

2.All of our products are produce by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service.

3 .The product has undergone a rigorous testing process, and we provide high-quality products;

4. Support ordering samples;

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Contact Detail:
ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,
Guangdong Province
Cellphone:+86 13790195672 Whatsapp::+86 13790195672
Email:edwardswilliam1988@gmail.com

 

 

 

 

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