CAT 1948383 (194-8383) Hydraulic Piston Pump | Fits 330C 330C L
CAT 1948383 (194-8383) Hydraulic Piston Pump | Fits 330C 330C L
Premium hydraulic piston pump designed as a direct OEM-compatible replacement for Caterpillar (CAT) excavators, ensuring maximum hydraulic breakout force and precise operational control. Built to deliver optimal volumetric efficiency, high-pressure stability, and an extended service life in demanding heavy excavation, trenching, and mining applications.
Product Highlights
- Part Number: 1948383 / 194-8383
- Direct Fit OEM Replacement: Form, fit, and function match original Caterpillar engineering specifications perfectly without requiring any modifications.
- Heavy-Duty Construction: Manufactured with high-strength alloys and wear-resistant precision internal components to withstand extreme hydraulic pressures and continuous high-load digging cycles.
- Optimized Efficiency: Advanced swashplate and rotating group design minimizes internal friction, ensures smooth hydraulic oil flow, and optimizes fuel efficiency for your heavy machinery.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 1948383 / 194-8383 |
| Product Type | Heavy-Duty Hydraulic Piston Pump |
| Brand Compatibility | Caterpillar (CAT) |
| Application | Main Hydraulic & Implement System |
| Material | High-Strength Precision Alloys & Cast Steel |
| Warranty | 12 Months Warranty |
Compatible Models & Equipment
This premium hydraulic piston pump is precision-engineered to fit the following Caterpillar heavy excavators:
- Caterpillar 330C
- Caterpillar 330C L
Key Applications
- Excavator Boom, Stick & Bucket Hydraulics: Powers essential heavy digging, lifting, swinging, and attachment management functionalities.
- Heavy Construction & Mining: Engineered for continuous duty cycles in severe earthmoving, quarrying, demolition, and infrastructure development projects.
- System Pressure Restoration: Restores original fast hydraulic cycle times, full digging force, and fluid responsiveness back to OEM standards.
Why Choose Our Aftermarket CAT Pumps?
- Guaranteed OEM Quality: Manufactured under strict ISO 9001 quality standards to match or exceed original equipment performance and durability.
- Cost-Effective Solution: Achieve premium dealer-level reliability and identical performance at a fraction of the OEM replacement price.
- Ready to Ship: Kept in stock for immediate worldwide dispatch to reduce your machine's idle downtime significantly.
- Industry-Leading Support: Backed by a full 1-year warranty and a team of professional heavy machinery hydraulic technical experts.
Frequently Asked Questions (FAQ)
Q: Is this piston pump a genuine Caterpillar part?
A: This is a premium-grade, OEM-compatible aftermarket replacement pump. It is engineered to exact CAT dimensional and technical standards, serving as a direct drop-in replacement for part number 194-8383 / 1948383.
Q: What are the common signs that my CAT 330C main hydraulic pump needs replacement?
A: Typical indicators include sluggish digging performance, loss of hydraulic power under heavy loads, abnormal noise from the pump housing, and overheating hydraulic fluid caused by internal bypass pressure loss.
Q: Does this pump come ready for direct installation?
A: The pump arrives ready for installation. We highly recommend standard system flushing, replacing hydraulic filters, and filling with clean, fresh hydraulic oil before initial startup to protect internal precision components.
Q: What is covered under the 12-month warranty?
A: Our 12-month warranty fully covers all manufacturing defects, material failures, and workmanship issues under standard operating conditions.
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