Nissens 890879 A/C Compressor

Nissens A/C Compressor for Mitsubishi Eclipse and Galant

The Nissens 890879 A/C compressor is built for vehicles using R134A refrigerant and PAG 56 oil. It is a First Fit design, helping streamline installation on select Mitsubishi applications while supporting dependable cabin cooling performance.

Key Features

• Part number: 890879
• Compressor type: MSC90C
• Refrigerant type: R134A
• Compatible with PAG 56 oil
• Pre-filled with PAG oil
• 6-groove pulley design
• Maximum pulley diameter: 3.7401
• First Fit configuration for time-saving installation

Detailed Product Information

Nissens 890879 is an A/C compressor developed for HVAC systems that require R134A refrigerant and PAG 56 lubricant. It is engineered as a direct-fit replacement for select Mitsubishi Eclipse and Mitsubishi Galant models, with application coverage for 2006-2012 Mitsubishi Eclipse and 2004-2009 Mitsubishi Galant. The First Fit format includes pre-filled PAG oil and O-rings when needed, reducing prep time during service. This part cross-references UAC (e.g., CO10596AC, CO10773T) for the same application.

What This Compressor Helps Address

• Weak or inconsistent cabin cooling
• Noisy or seized compressor operation
• Loss of refrigerant circulation in the A/C system
• Compressor wear related to age or contamination
• Service delays caused by incorrect oil or refrigerant specification

Installation Notes and Tips

• Fits 2006-2012 Mitsubishi Eclipse, N/A.
• Fits 2004-2009 Mitsubishi Galant, N/A.
• Verify the vehicle uses R134A refrigerant before installation.
• Confirm PAG 56 oil specification matches the system requirements.
• Inspect the belt drive, pulley alignment, and A/C system condition before compressor replacement.
• Flush the system if contamination or compressor failure is present.

Quality Assurance

Nissens develops thermal and engine efficiency components for the aftermarket with a focus on consistent manufacturing standards. The 890879 compressor reflects that product approach with application-specific fitment and OE-style service specifications for Mitsubishi Eclipse and Mitsubishi Galant models.