CAT Pumps 76179 Unloader Repair Kit – OEM Replacement Part

Part Number: 76179
Category: Pressure Washer Pump Parts → Unloader Repair Kits → CAT Pumps Repair Parts
Type: CAT Pumps Unloader Repair Kit for 3DNX & 3SPX Series Pumps

The CAT Pumps 76179 Unloader Repair Kit is a genuine OEM replacement repair kit designed for servicing compatible CAT Pumps 3DNX and 3SPX Series triplex plunger pumps. This kit contains the critical internal unloader components required to restore proper pressure regulation, bypass operation, and overall system performance.

Key Features & Benefits

• Genuine CAT Pumps OEM Replacement Part
• Designed for 3DNX and 3SPX Series pumps
• Restores proper unloader valve operation
• Helps eliminate pressure fluctuations and cycling issues
• Maintains consistent system pressure
• Reduces leaks caused by worn internal components
• Supports pump rebuild and preventative maintenance programs
• OEM-quality fit, reliability, and durability
• Helps extend pump and unloader service life
• Ideal for professional repairs and routine maintenance

Technical Specifications

Manufacturer: CAT Pumps

Part Number: 76179

Product Type: Unloader Repair Kit

Application: Unloader Valve Rebuild & Repair

Pump Compatibility: CAT Pumps 3DNX & 3SPX Series

OEM Replacement: Yes

Kit Coverage: One Unloader Assembly

Compatible Pump Series

Compatible with:

• CAT Pumps 3DNX Series
• CAT Pumps 3SPX Series

Always verify pump model and unloader compatibility before ordering.

Typical Applications

• Pressure washer unloader rebuilds
• Pressure washer pump maintenance
• Commercial pressure washer repairs
• Industrial cleaning equipment servicing
• Contractor equipment maintenance
• Fleet washing equipment repairs
• Equipment rental fleet maintenance
• Preventative maintenance programs

Performance Advantages

• Restores proper pressure regulation and bypass operation
• Helps eliminate pressure surging and unloader cycling
• Improves trigger gun response and system performance
• Reduces leaks caused by worn seals and internal components
• Supports smooth and consistent pressure output
• Helps protect pumps from excessive pressure buildup
• Genuine OEM components ensure proper fit and performance
• Ideal for preventative maintenance and professional rebuild procedures
• Helps maximize the lifespan of compatible CAT Pumps 3DNX and 3SPX Series pumps