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3102738 Cummins QSX15/ISX15 OEM Crankcase Breather

High-efficiency crankcase ventilation component that effectively separates oil mist from blow-by gases, reduces emissions, prevents pressure issues, and protects engine seals in demanding QSX15, ISX15, and X15 applications.

Primary Part Number: 3102738

Brand: Cummins OEM

Supplier: Volgen Power

Product Details

Ventilation Performance

This genuine Cummins OEM crankcase breather efficiently manages positive crankcase ventilation (PCV) by filtering oil aerosols and directing clean gases back to the intake or atmosphere (depending on system design). Built to exact factory standards, it ensures optimal pressure balance, minimizes oil contamination, and supports compliance with emissions regulations in heavy-duty operations.

Volgen Power delivers authentic Cummins components for reliable, long-lasting crankcase ventilation without compromises.

Maintenance & Reliability Advantages

  • Superior Oil Separation — Advanced media captures fine mist, returning oil to the sump and reducing consumption
  • Pressure Regulation — Prevents excessive crankcase pressure that could damage seals or cause leaks
  • Emissions Control — Closed or open system compatible, helps meet Tier 3/4 standards
  • Durable Housing & Media — Resistant to heat, vibration, and contaminants for extended service intervals
  • Straightforward Replacement — Direct-fit design integrates seamlessly with OEM mounting and hoses

Suitable Equipment & Engines

Essential for high-horsepower setups, including:

  • Large mining trucks and excavators (e.g., Hyundai R800 series)
  • Industrial power generation and pumping units
  • Marine auxiliary and propulsion systems
  • Off-highway heavy machinery and construction equipment

Engine Fitment Details

Compatible with Cummins 15-liter platforms:

  • QSX15 (CM570 and related)
  • ISX15 (CM2250, CM2350, Tier 3/4 configurations)
  • X15 series
  • Signature and industrial variants

Key Data

Attribute Specification
Part Number 3102738
Type Crankcase breather element/assembly
Approximate Dimensions 25 × 14 × 25 cm (10 × 5.5 × 10 in)
Weight ~1.76 kg (3.9 lbs)
Application Blow-by gas ventilation and oil separation
Service Interval Per OEM maintenance schedule (varies by duty cycle)

Volgen Power stocks genuine Cummins OEM crankcase breathers like the 3102738 for quick global delivery and expert support.

Maintain peak engine health and efficiency – contact us now for pricing, stock status, or fitment verification. Secure your quote today!

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