Description
Product Overview
The UAC EX 33410C Gray PPOT Orifice Tube is engineered as a precise, drop‑in replacement for the original equipment part found in a wide range of automotive air‑conditioning systems. Constructed from high‑grade gray polypropylene, the tube offers excellent resistance to heat, chemicals, and vibration, ensuring a long service life even in demanding environments. Each unit is manufactured under ISO/TS 16949 quality protocols, meaning it has been rigorously tested to meet or exceed the performance specifications set by original equipment manufacturers. The design incorporates a machined interior surface that promotes consistent refrigerant flow, reducing turbulence and improving overall cooling efficiency. With dimensions of 7 × 5 × 4 inches and a lightweight profile of just 0.352 ounces, the component integrates effortlessly into the existing system without requiring any modifications or additional hardware. The part number EX 33410C is cross‑referenced with numerous OEM numbers, making it a versatile solution for service technicians and DIY enthusiasts alike.
![[Product front view showing all components]](https://www.summitgo.store/wp-content/uploads/2026/06/795660bd89c6498d8c5f9dc163466685.jpg)
Usage
This orifice tube is intended for use in the refrigerant line of automotive air‑conditioning assemblies, where it regulates the flow of coolant to maintain optimal pressure differentials. It is suitable for a variety of vehicle makes and models, particularly those that originally specified a gray polypropylene orifice tube. Installation is straightforward: simply remove the existing tube, inspect the mating threads for any damage, and install the UAC replacement using the standard torque specifications provided in the vehicle service manual. The component performs best in environments where the AC system is regularly cycled, such as in hot climates or during long highway drives, as the precise orifice size helps the compressor operate efficiently, reducing energy consumption and wear. For fleet operators, the reliability of this part translates into lower maintenance costs and fewer system failures, while individual car owners will notice quicker cabin cooling and a more comfortable ride during summer months.
Why Choose Us
Choosing the UAC EX 33410C means selecting a product backed by a legacy of automotive parts expertise and a commitment to quality that is reflected in every manufacturing step. UAC’s production facilities are ISO/TS 16949 certified, a standard that emphasizes continuous improvement, defect prevention, and the reduction of variation in the automotive supply chain. Each orifice tube undergoes a multi‑stage inspection process, including dimensional verification, material integrity testing, and functional flow analysis, guaranteeing that the part will perform exactly as intended. In addition to the rigorous quality controls, UAC provides comprehensive technical support, offering installation guidance, compatibility charts, and a responsive customer service team ready to address any post‑purchase concerns. The company also offers a limited warranty that covers material defects, giving customers peace of mind and reinforcing the brand’s reputation for durability and reliability. By opting for this UAC component, you benefit from a product that not only matches OEM specifications but also delivers consistent performance over the lifespan of your vehicle’s AC system.
Key Features
- Premium gray polypropylene construction provides excellent chemical resistance and long‑term durability.
- ISO/TS 16949 certified manufacturing ensures the part meets strict automotive quality standards.
- Precise machined interior promotes smooth refrigerant flow for improved cooling efficiency.
- Lightweight design (0.352 oz) simplifies handling and installation without compromising strength.
- UAC offers dedicated technical support and a warranty for added customer confidence.
FAQ
What vehicles are compatible with the UAC EX 33410C Orifice Tube?
The EX 33410C is cross‑referenced with a broad range of OEM part numbers, including 1533410, 758644, 38644, and many others. This makes it compatible with most mid‑size sedans, compact SUVs, and light trucks that originally used a gray polypropylene orifice tube. To confirm fit for a specific make and model, consult the UAC compatibility chart or contact customer support with your vehicle’s VIN.
How does the orifice tube affect AC system performance?
The orifice tube regulates the flow of refrigerant from the condenser to the evaporator, maintaining the correct pressure drop needed for efficient heat exchange. A correctly sized tube, like the EX 33410C, reduces turbulence and ensures the compressor operates within its optimal range, which can lower fuel consumption and extend the life of the AC components. Improper flow can lead to reduced cooling, higher compressor temperatures, and premature wear.
Can I install the tube myself, or do I need a professional?
Installation of the orifice tube is a relatively simple task for anyone with basic mechanical skills and the proper tools. The process involves removing the old tube, inspecting the threads, and installing the new UAC tube to the manufacturer‑specified torque. However, if you are unfamiliar with AC system servicing, it is advisable to seek assistance from a qualified technician to avoid contaminating the refrigerant line or damaging other components.
What warranty does UAC provide for this part?
UAC offers a limited warranty that covers any material defects for a period of one year from the date of purchase. This warranty does not cover damage caused by improper installation, misuse, or modifications to the vehicle’s AC system. Should a defect arise, customers can contact UAC’s support team to arrange a replacement or receive a refund, subject to the terms of the warranty agreement.
Is the orifice tube recyclable?
Yes, the gray polypropylene material used in the EX 33410C is recyclable. UAC encourages customers to dispose of the old orifice tube according to local recycling regulations. Many automotive parts recyclers accept polypropylene components, helping to reduce environmental impact and promote sustainable practices within the automotive aftermarket.




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