Technical Specifications: Caterpillar 1W-4188 Oil Cooling Jet RetainerThe Caterpillar 1W-4188 Oil Cooling Jet Retainer is a structural engine component engineered to secure the piston oil cooling jet tube assembly inside the cylinder block. It provides stable mechanical alignment under intense internal pressure and high-vibration conditions, keeping the oil jets aimed correctly at the piston domes.
1. Core Dimensions & Weight
- Free Overall Length: 91.98 mm (3.62 in)
- Component Width: 39.12 mm (1.54 in)
- Component Height / Thickness: 16.00 mm (0.63 in)
- Dedicated Bolt Hole Size: 10.41 mm (0.41 in)
-
Net Weight: 0.05 kg (0.11 lbs)
2. Material & Manufacturing Specs
- Material Grade: High-grade structural molded aluminum matrix.
- Finish: Precision-machined face-milling to achieve a perfectly flush seating profile against the engine block web.
-
Structural Integrity: Engineered to resist structural warping and prevent fatigue failure caused by constant cyclic engine load or thermal exposure.
3. Equipment & Engine Compatibility
This retaining bracket is primarily matched with the 116-3254 cooling jet assembly across Caterpillar 3500 and G3500 heavy-duty engine blocks:
- Diesel Engine Series: CAT 3508, 3508B, 3512, 3512B, 3516, 3516B (including high-displacement HD configurations).
- Gas Engine Series: G3508, G3512, G3516, G3520 (including B, C, E, and J series power generations).
- Off-Highway Mining Equipment: Caterpillar D11N and D11R Track-Type Tractors, 5130 and 5230 Mining Excavators, 777 to 793 series Mining Trucks.
-
Marine & Power Systems: PM3508, PM3512, PM3516 power modules, and XQC1200 / XQC1600 generator setups.
4. Part Cross-References
- Alternative Part Numbers: 1W4188, 1W 4188
-
System Companions: Directly locks down the 116-3254 Piston Oil Jet Tube.
