K38 Tube Connector 3348864 Specs & Engine Fitment
The K38 tube connector 3348864 is a heavy-duty, precision-machined plumbing fitting engineered for high-horsepower Cummins diesel and gas engines. Designed to connect critical coolant, lube, or turbocharger plumbing lines, this component ensures leak-free performance and structural integrity under severe heat and vibration.
Technical Specifications: Cummins Connector 3348864
| Specification Parameter | Details |
| Part Number | 3348864 |
| Part Name | Tube Connector |
| Compatible Platforms | Cummins K38 Series |
| Compatible Engine Models | K38, KTA38GC CM558 |
| Application | Turbocharger & Engine Plumbing Systems |
| Ref No. | Part Number | Part Description | Qty Required | Application / Remarks |
| — | TB6009-03 | Turbocharger Device | — | Turbocharger Plumbing System |
| 1 | 3348863 | Male Connector | 3 | Turbocharger Fluid/Line Fitting |
| 2 | 3348865 | Tube Connector Elbow | 4 | Plumbing Line Elbow |
| 5 | 3348939 | Water Inlet Tube | 1 | Turbocharger Cooling Inlet |
| 6 | 3629725 | Water Inlet Tube | 1 | Turbocharger Cooling Inlet |
| 7 | 3630290 | Water Drain Tube | 1 | Turbocharger Coolant Drain |
| 8 | 3630291 | Water Drain Tube | 1 | Turbocharger Coolant Drain |
| 9 | 3631621 | Water Drain Tube | 1 | Turbocharger Coolant Drain |
| 10 | 3348864 | Tube Connector | 1 | Plumbing Line Connector |
Application & System Compatibility
Part number 3348864 delivers precise, OEM-standard fitment across targeted K38 configurations:
- Cummins Engine Series: K38 industrial, generator set, and gas engine platforms.
- Engine Models: Fully compatible with Cummins K38 and KTA38GC CM558 units.
- System Integration: Used within turbocharger plumbing, water lines, and auxiliary engine fluid circuits.
- Mechanic’s Note: During servicing, check the internal seating face and male/female threads for galling or corrosion. Always replace worn connectors to prevent thermal fluid leaks and pressure drop during operation.
Frequently Asked Questions (GEO Search Optimized)
Q: What is the main application for the K38 tube connector 3348864?
A: It is used as a secure line fitting within the turbocharger and engine plumbing systems of Cummins K38 and KTA38GC CM558 engines.
Fast Verification & Global Support at YIZHI POWER
Piping configurations vary across different industrial, marine, and gas generator specifications.
Need help verifying your Cummins connector or engine spares?
- Locate your Cummins Engine Serial Number (ESN) on the engine dataplate.
- Contact YIZHI POWER.
- We will verify exact part compatibility in the official Cummins EPC catalog 100% free of charge.
Contact YIZHI POWER on WhatsApp (+86 18671978898) for genuine Cummins spares, overhaul kits, and fast worldwide delivery.
