Nissens 891594 A/C Compressor

OE-Standard A/C Compressor

This Nissens A/C compressor, part number 891594, is built to OE standards for stable refrigerant flow and consistent cabin cooling performance. It is a fitment-based replacement for select Infiniti and Nissan applications, including the Infiniti G35, Infiniti I30, and Nissan Maxima.

Key Features

• OE-standard compressor construction for direct replacement use.
• Designed for R134A refrigerant with PAG 46 oil compatibility.
• Oil-filled unit with clutch included and O-rings included.
• 6-groove serpentine pulley for belt-driven operation.
• 12-volt compressor with a single-pin connector.
• Advanced internal component design helps reduce noise and vibration.

Detailed Description

Nissens part number 891594 is an A/C compressor engineered around critical wear components such as the pulley, clutch, hub, bearing, and wobble plate. That design focus supports efficient pumping performance and durability under demanding operating conditions. For buyers searching for an Infiniti G35 A/C compressor or a Nissan Maxima compressor replacement, this unit provides a fitment-specific solution with the correct refrigerant and oil requirements.

This part cross-references Global Parts Distributors LLC (e.g., 6511619, 6512040) for the same application. It also cross-references UAC (e.g., CO10552C) for the same application.

What It Is Used For

• Restoring weak or inconsistent air conditioning output.
• Replacing a compressor with excessive noise or vibration.
• Addressing refrigerant circulation problems in the HVAC system.
• Correcting clutch or pulley-related compressor failure.
• Replacing a worn compressor on select Infiniti and Nissan vehicles.

Installation Notes and Tips

Fits 2003 Infiniti G35, N/A with manual control valve. Fits 1997-2001 Infiniti I30, N/A. Fits 1997-2001 Nissan Maxima, N/A. The I30 and Maxima applications note that the compressor is filled with shipping oil only and must be drained and refilled before installation. Verify refrigerant type, oil type, connector style, and pulley configuration before installation. Part number 891594 should be matched to the vehicle's HVAC setup and control-valve requirements.

Quality Assurance

Nissens manufactures compressors to OE standards and test-proves them for high-stress operation. Part number 891594 is built with attention to the compressor's critical rotating and pumping components to support consistent performance and durability.