Nissens 840019 A/C Refrigerant Liquid Hose

Nissens A/C Refrigerant Liquid Hose 840019

Nissens part 840019 is an A/C refrigerant liquid hose assembly for select Toyota and Lexus applications. It is built to OE specifications for proper refrigerant and lubricant transfer between air conditioning system components, with the correct end fittings and service port details for the listed vehicles.

Key Features

• Direct-fit A/C refrigerant liquid hose assembly
• Designed for R134A refrigerant systems
• Includes gasket or seal
• Service port included for system service access
• Discharge end uses a P-nut fitting
• Suction end uses an O-ring connection
• Fits 2002-2006 Toyota Camry, w/o Orifice Tube
• Fits 2004-2006 Lexus ES330, w/o Orifice Tube
• Fits 2002-2003 Lexus ES300, w/o Orifice Tube

Detailed Description

This Nissens A/C hose assembly is engineered for vehicles that use R134A refrigerant and requires a liquid-side hose with the correct OE-style connection points. Part number 840019 is listed for 2002-2006 Toyota Camry, 2004-2006 Lexus ES330, and 2002-2003 Lexus ES300 applications without an orifice tube. It is a practical replacement when the original hose has cracked, leaked, or lost sealing integrity at the fittings.

This part cross-references 8871033260 for the same application.

What It Helps Address

• Refrigerant leakage from a damaged or aging hose
• Loss of A/C performance caused by restricted refrigerant flow
• Seal failure at hose connections or service points
• Incorrect fitment from a mismatched replacement hose
• Service issues on Toyota Camry and Lexus ES330/ES300 A/C systems

Installation Notes and Tips

Verify the vehicle uses R134A refrigerant and matches the listed fitment before installation. Confirm the system is configured without an orifice tube, and inspect mating surfaces, seals, and O-ring points before assembly. Proper evacuation, leak checking, and recharge procedures are required after replacement to restore A/C operation.

Quality Assurance

Nissens designs this hose assembly to meet or exceed OE specifications for refrigerant and lubricant flow in the A/C system. Part number 840019 is built for the listed Toyota and Lexus applications with the specified fittings and service port configuration.