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Four Seasons 39076 A/C Expansion Valve
| Brand | Four Seasons 39076 |
|---|---|
| Color | Aluminum |
| Description | Expansion Valves |
| Liquid Inlet Fitting Gender | Female |
| Liquid Inlet Fitting Thread Diameter | No. 6 |
| Liquid Inlet Size IN | 0.4 |
| Liquid Inlet Size MM | 10.2 |
| Liquid Inlet Style | Captured O-Ring |
| Liquid Inlet Thread Type | Not Threaded |
| Liquid Inlet Type | O-Ring |
| Liquid Outlet Fitting Gender | Female |
| Liquid Outlet Fitting Thread Diameter | No. 8 |
| Liquid Outlet Style | Female Insert O-Ring |
| Liquid Outlet Thread Type | Not Threaded |
| Liquid Outlet Type | Insert O-Ring |
| Lqd Out Size IN | 0.64 |
| Lqd Out Size MM | 16.2 |
| Material | Aluminum |
| Meets / Exceeds OEM? | Yes |
| Mounting Hole Quantity | 2 |
| O-Ring A Number/Desc | [24083] / Green O-Ring |
| O-Ring B Number/Desc | [24608] / Green O-Ring |
| O-Ring C Number/Desc | [24611] / Green O-Ring |
| O-Ring D Number/Desc | [24612] / Green O-Ring |
| Refrigerant Type | R134A |
| Style | w/o Solenoid |
| Suc In Size IN | 0.78 |
| Suc In Size MM | 19.3 |
| Suc Out Size IN | 0.72 |
| Suc Out Size MM | 18.3 |
| Suction Inlet Fitting Gender | Female |
| Suction Inlet Fitting Thread Diameter | No. 12 |
| Suction Inlet Style | Female Insert O-Ring |
| Suction Inlet Thread Type | Not Threaded |
| Suction Inlet Type | Insert O-Ring |
| Suction Outlet Fitting Gender | Female |
| Suction Outlet Fitting Thread Diameter | No. 12 |
| Suction Outlet Style | Captured O-Ring |
| Suction Outlet Thread Type | Not Threaded |
| Suction Outlet Type | O-Ring |
| Super Heat | -0.500 |
| Switch Included? | Not Included |
| Tonnage | 1.500 |
| Type | Block Type |
| Product line | Expansion Valve |
| Fits | Nissan and INFINITI · 24 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for a precise fit.
Aluminum construction. Lightweight design with corrosion-resistant durability.
Block type design. Built for efficient refrigerant flow control.
Cross-references Four Seasons 39076, Global Parts Distributors LLC 3411816 and Pioneer Automotive Industries 759076 for the same application. See all 16.
Four Seasons 39076 Expansion Valve
Four Seasons 39076 is a block-type A/C expansion valve for R134A systems. It is built from aluminum and meets or exceeds OEM requirements for direct replacement service on select Nissan and INFINITI applications.
Key Features
- Block-type A/C expansion valve for HVAC refrigerant flow control
- Aluminum construction with aluminum finish
- R134A refrigerant type
- Female suction and liquid fittings with O-ring sealing
- Captured O-ring and insert O-ring connection styles
- Mounting hole quantity: 2
- OE-style replacement that meets or exceeds OEM specifications
- Four Seasons expansion valve part number 39076
Product Details
This Four Seasons expansion valve regulates refrigerant flow into the evaporator to help maintain proper A/C system performance. The 39076 uses a block-type design with female inlet and outlet connections, including No. 12 suction fittings and No. 6 / No. 8 liquid fittings, along with green O-ring seals for the specified ports. It is listed as a w/o solenoid style and is specified for 1.500 tonnage applications. This part number 39076 is used in select 2003-2009 Nissan 350Z, 2003-2008 INFINITI FX35, 2003-2008 INFINITI FX45, and 2003-2007 INFINITI G35 vehicles.
This part cross-references UAC EX10223C for the same application.
Common A/C Issues It May Address
- Incorrect refrigerant metering at the evaporator
- Weak or inconsistent cabin cooling
- Frosting or unstable evaporator performance
- Pressure imbalance caused by a worn expansion valve
- Loss of A/C efficiency in R134A systems
Installation Notes and Tips
Verify the vehicle’s refrigerant system configuration, fitting style, and port sizes before installation. Replace the valve only after the system has been properly evacuated and inspected for contamination, leaks, and damaged seals. Confirm the correct application for 2003-2009 Nissan 350Z, 2003-2008 INFINITI FX35, 2003-2008 INFINITI FX45, or 2003-2007 INFINITI G35 before recharging the system.
Quality Assurance
Four Seasons lists this expansion valve as meeting or exceeding OEM requirements for the specified applications. The aluminum construction and OE-style fitment support consistent service replacement for compatible Nissan and INFINITI A/C systems.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2009 | Nissan | 350Z | N/A | Expansion Valve |
| 2008 | INFINITI | FX35 | N/A | Expansion Valve |
| 2008 | INFINITI | FX45 | N/A | Expansion Valve |
| 2008 | Nissan | 350Z | N/A | Expansion Valve |
| 2007 | INFINITI | FX35 | N/A | Expansion Valve |
| 2007 | INFINITI | FX45 | N/A | Expansion Valve |
| 2007 | INFINITI | G35 | N/A | Expansion Valve |
| 2007 | Nissan | 350Z | N/A | Expansion Valve |
| 2006 | INFINITI | FX35 | N/A | Expansion Valve |
| 2006 | INFINITI | FX45 | N/A | Expansion Valve |
| 2006 | INFINITI | G35 | N/A | Expansion Valve |
| 2006 | Nissan | 350Z | N/A | Expansion Valve |
| 2005 | INFINITI | FX35 | N/A | Expansion Valve |
| 2005 | INFINITI | FX45 | N/A | Expansion Valve |
| 2005 | INFINITI | G35 | N/A | Expansion Valve |
| 2005 | Nissan | 350Z | N/A | Expansion Valve |
| 2004 | INFINITI | FX35 | N/A | Expansion Valve |
| 2004 | INFINITI | FX45 | N/A | Expansion Valve |
| 2004 | INFINITI | G35 | N/A | Expansion Valve |
| 2004 | Nissan | 350Z | N/A | Expansion Valve |
| 2003 | INFINITI | FX35 | N/A | Expansion Valve |
| 2003 | INFINITI | FX45 | N/A | Expansion Valve |
| 2003 | INFINITI | G35 | N/A | Expansion Valve |
| 2003 | Nissan | 350Z | N/A | Expansion Valve |
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