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Cummins Engine Parts

3095773 Cummins Fuel Injector For KTA19 KTA38 KTA50 Engines

PT STC fuel injector for Cummins K19, KTA19, KTA38 and KTA50 engines. Up to 1056 bar injection pressure.

SKU: 3095773
Description Additional information

Injector 3095773, commonly carrying the -20 suffix, is the PT fuel system STC injector assembly built by CCEC for the Cummins K19, KT19, KTA19, K38, KTA38, K50, KTA50 and QSK series. It combines metering, pressurisation and atomisation in one unit at injection pressures up to 1056 bar, and weighs about 1200 g. Roughly 20% of delivered fuel is injected while 80% returns after cooling the injector.

Specifications

Part Number 3095773 (Common Suffix: 3095773-20)
Product Type PT Fuel System STC (Step Timing Control) Injector Assembly
Manufacturer Chongqing Cummins Engine Co., Ltd. (CCEC)
Weight Approx. 1200g
Warranty Period 12 Months
Fuel System Cummins PT Fuel System (Low-pressure fuel delivery, high-pressure injection)
Control Method Mechanical Control + STC Timing Control
Injection Pressure Up to 1056 bar (105600 kPa)
Working Principle Integrates fuel metering, pressurization and injection atomization functions
Fuel Utilization Approximately 20% fuel injected into combustion chamber, 80% returns after cooling and lubrication
Compatible Engine Series K19/KT19/KTA19 Series; K38/KTA38 Series; K50/KTA50 Series; QSK19/QSK38/QSK50 Series
Core Advantages Precision multi-hole nozzle for uniform atomization; High-strength wear-resistant materials, resistant to high temperature and pressure; Optimized injection design reduces fuel consumption; Fully compatible with original installation dimensions for direct replacement; Fits full range of Cummins K-series high-horsepower engines; Supported by Cummins global service network
Main Application Scenarios 200kW-1500kW Cummins diesel generator sets ; Main engines for large fishing vessels, merchant ship propulsion engines and marine auxiliary engines; Heavy construction machinery including excavators, loaders, bulldozers, rotary drilling rigs; Mining equipment such as mining trucks, loaders, crushers; Stationary industrial power for water pump units, compressor units, oilfield equipment

Key Features

  • PT fuel system STC (step timing control) injector assembly
  • Mechanical control with STC timing control
  • Injection pressure up to 1056 bar
  • Precision multi-hole nozzle for uniform atomisation
  • Approximately 1200 g per unit
  • Fits original installation dimensions for direct replacement

Typical Applications

  • 200 kW–1500 kW diesel generator sets
  • Large fishing vessel and merchant ship main engines
  • Excavators, loaders, bulldozers and rotary drilling rigs
  • Mining trucks, loaders and crushers
  • Water pump units, compressors and oilfield equipment

Ordering from Sino Bus Parts

  • Wholesale pricing; bulk orders welcome
  • Global shipping
  • Fitment confirmed against your engine serial or CPL before dispatch
  • Contact us on WhatsApp for a quotation
Part Number

3095773

Fitment

Cummins KTA38 KTA19 KTA50 Engines

Product Type

Fuel injector

Material

high-strength alloy steel

Quality Standard

Genuine Cummins Quality(CCEC)

MOQ

Bulk Orders Accepted

Lead Time

3-15 Days Global Shipping

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