AIRCRAFT PROD. CO AN6207-8 Flow Check Valve Co.

( Brand: Aircraft Prod. Co ), ( Manufacturer Part Number: AN6207-8 ), ( Part Type: Flow Valve Check ), ( Compatible Make: Lycoming ), ( Country Of Origin: United States )

Review AIRCRAFT PROD. CO Co. Free Flow Check Valve Psi fits 1500

The **Aircraft Products AN6207-8 Flow Check Valve (1500)** is a precision-engineered, high-performance hydraulic component designed to ensure reliable fluid flow control within aircraft hydraulic systems. This critical valve operates as a non-return, or check valve, allowing fluid to pass in one direction while preventing backflow, thereby safeguarding system integrity under varying pressure conditions. Constructed from high-grade **300-series stainless steel**, the valve is built to withstand the demanding environments of aerospace applications, including exposure to extreme temperatures, high-pressure fluctuations, and corrosive hydraulic fluids. Its robust construction ensures durability and longevity, even in the most strenuous operational scenarios.

The **AN6207-8** features a **1500 psi (pounds per square inch) pressure rating**, making it suitable for use in aircraft systems where hydraulic pressures can reach or exceed this threshold without compromising performance. The valve s internal design incorporates a **spring-loaded poppet mechanism**, which provides smooth and consistent operation while minimizing wear and tear over time. This mechanism ensures that the valve opens and closes with minimal resistance, reducing the risk of hydraulic lock-up or system inefficiencies. The valve s **ball or poppet-style closure** (depending on the specific variant) is engineered to seat securely, preventing leaks and maintaining system pressure integrity.

One of the standout features of the **AN6207-8** is its **compact yet robust design**, which allows for easy integration into tight or confined spaces within aircraft hydraulic systems. The valve is equipped with **standard aircraft fittings**, such as **AN or MS fittings**, ensuring compatibility with existing hydraulic lines and components. This versatility makes it an ideal choice for a wide range of applications, including **flight control systems, landing gear mechanisms, brake systems, and auxiliary hydraulic circuits**. Additionally, the valve s **self-cleaning design** helps maintain optimal performance by preventing debris buildup that could impede fluid flow or cause operational failures.

For maintenance and serviceability, the **AN6207-8** is designed with accessibility in mind. Its **modular construction** allows for straightforward disassembly and inspection, enabling technicians to perform routine checks, replace worn components, or address any potential issues without extensive downtime. The valve s **sealed housing** protects internal components from contamination, while its **pressure-rated seals** ensure a leak-free connection to the hydraulic system. This combination of reliability and ease of maintenance makes the **AN6207-8** a trusted component in both military and commercial aviation applications.

In summary, the **Aircraft Products AN6207-8 Flow Check Valve (1500)** is a high-performance, mission-critical component that delivers uncompromising reliability in aircraft hydraulic systems. Its **1500 psi pressure rating, stainless steel construction, spring-loaded mechanism, and aircraft-grade fittings** make it an indispensable part of ensuring safe and efficient hydraulic operation. Whether deployed in flight control, landing gear, or auxiliary systems, this valve exemplifies the precision and engineering excellence required to meet the rigorous demands of modern aviation.

### **Pros and Cons of buying a Aircraft Part: AN6207-8 Flow Check Valve (1500 PSI)**

1. **Original Equipment Manufacturer (OEM) Quality** The AN6207-8 is a standard military and aviation component, meaning it meets strict manufacturing and performance standards. This ensures reliability and compatibility with aircraft systems.

2. **Widely Available and Recognized** Due to its common use in military and commercial aviation, this valve is easy to find from authorized distributors, repair shops, and online marketplaces. This reduces the risk of counterfeit or substandard parts.

3. **High Pressure Rating (1500 PSI)** The 1500 PSI rating makes it suitable for high-pressure hydraulic or fuel systems, ensuring it can handle demanding applications without failure.

4. **Standardized Design** Being a well-documented part, it is easier to install, test, and maintain compared to proprietary or less common components. Mechanics familiar with military aircraft (e.g., C-130, UH-60, or other turboprop/jet models) will likely have experience working with it.

5. **Long-Term Availability** Unlike some specialized parts that may become obsolete, the AN6207-8 remains in production or easily sourced from surplus inventories, reducing the risk of supply chain disruptions.

6. **Compatibility with Aftermarket Solutions** If needed, compatible replacements (e.g., from manufacturers like Parker, Stanadyne, or others) may be available, offering cost-effective alternatives without sacrificing performance.

7. **Durability and Longevity** Military-grade components are built to withstand harsh conditions, including vibration, temperature fluctuations, and corrosion, making this valve a durable choice for aircraft use.

---

1. **High Cost** As an OEM or military-spec part, the AN6207-8 can be significantly more expensive than generic or aftermarket alternatives. Prices may vary depending on the source (new vs. used/surplus) and supplier markup.

2. **Potential for Counterfeit Parts** Due to its popularity, there is a risk of purchasing counterfeit or reconditioned parts that may not meet original specifications. Buying from reputable distributors (e.g., authorized MROs, eBay Enterprise, or military surplus vendors) mitigates this risk but requires due diligence.

3. **Lead Times for New Parts** While surplus parts may be readily available, ordering a new OEM AN6207-8 could involve longer lead times, especially if the manufacturer has limited stock or high demand.

4. **Specialized Installation Knowledge Required** Improper installation (e.g., incorrect torque, misalignment, or contamination) can lead to leaks or failure. This part may require a certified mechanic or technician to install correctly, adding labor costs.

5. **Maintenance and Testing Needs** Flow check valves in aircraft systems often require periodic inspection, cleaning, or replacement of seals. Neglecting maintenance could lead to system malfunctions, particularly in critical hydraulic or fuel lines.

6. **Weight and Space Considerations** Military-grade parts are often heavier and bulkier than commercial alternatives. In weight-sensitive applications (e.g., light aircraft or drones), this could impact performance or require additional structural adjustments.

7. **Limited Customization** Unlike some modern components, the AN6207-8 is not designed for customization. If specific modifications are needed (e.g., different port sizes or materials), alternative parts may be required.

---

The **AN6207-8 Flow Check Valve (1500 PSI)** is a robust, high-quality component ideal for aircraft applications where reliability and compliance with military standards are critical. Its widespread availability, durability, and compatibility with existing systems make it a strong choice for maintenance, upgrades, or replacements in military, commercial, or general aviation aircraft.

However, the **higher cost, potential for counterfeit parts, and need for proper installation/maintenance** are significant drawbacks. If budget is a concern, **aftermarket or surplus alternatives** (e.g., from reputable manufacturers like Parker or Stanadyne) may offer comparable performance at a lower price, provided they meet the same pressure and material standards.

For **critical or high-stakes applications** (e.g., flight-critical systems in military or commercial jets), the **AN6207-8 remains the safest and most reliable option**, assuming it is sourced from a trusted supplier. For **less critical or cost-sensitive applications**, alternatives should be evaluated carefully to ensure they meet the same performance criteria.

---

- Buy from an **authorized distributor** (e.g., eBay Enterprise, Military Aircraft Parts Exchange, or direct from manufacturers like Goodrich or Parker).

- Verify the part s **serial number, manufacturing date, and certification** to avoid counterfeits.

- Consider **bundling with installation services** from a certified MRO (Maintenance, Repair, and Overhaul) facility to ensure proper fitting and testing.

- Purchase from a **reputable surplus dealer** (e.g., ASAP Aerospace, Aircraft Spruce, or military surplus auctions).

- Request **inspection reports or proof of service history** to confirm the valve s condition.

- Test the valve for **leaks, proper flow direction, and pressure integrity** before installation.

- Explore **aftermarket alternatives** (e.g., Parker Hannifin s equivalent models) that meet the **1500 PSI requirement** and have **FAA/EASA approval** for aviation use.

- Consult with an **aviation engineer or mechanic** to validate compatibility with your specific aircraft system.

- **Prioritize OEM or military-spec parts** for flight-critical systems where failure could compromise safety.

- **Schedule regular maintenance** for the valve, including **cleaning, seal replacement, and pressure testing**, to extend its service life.

By weighing these factors, you can make an informed decision that balances **cost, quality, and safety** for your aircraft application.

Details:

AN6207-8 FREE FLOW CHECK VALVE 1500 PSI AIRCRAFT PROD.

part #: an62078 prices

• $99.95-$560.00

specifications engineaviatio:

• for models: 1500
• brand: Aircraft Prod. Co
• mpn: An6207-8
• part type: Flow Valve Check
• compatible make: Lycoming
• country of origin: United States

general engineaviatio:

• Aviation Parts Accessories > Engines > Engine Components
• condition: Used

payments engineaviatio:

• wallet: Apple-pay
• other
• credit card: Discover
• cash

returns engineaviatio:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

seller engineaviatio:

• city: El Reno, Oklahoma
• # reviews: 730
• rating: 100.0%

offer engineaviatio:

• availability: In Stock
• started: February 14, 2026
• options: Ship-to-home
• quantity: 1
• sold: 0

shipping engineaviatio:

• type: Fixed
• cost: $10.00
• carrier: USPS
• service: USPS Priority Mail
• class: Expedited
• transit: 5-10 Days

Aircraft Prod. Co AN6207-8 Is Similar To:

• 1130-b Lycoming Aircraft Engine Valve Spring Depressor (31.1% similar) Used when removing installing overheads in cylinders. Here is 1 each of rare and hard to find lyComing Aircraft engine P/N b depressor, valve spring in new unused surplus Condition...(February 7th, 2016)
• 16r21710-p20 Lycoming Aircraft Engine Valve (30.6% similar) There is no further history or total time that I can offer prior to my ownership. Therefore I cannot guarantee the airworthiness of this particular part or any other item that have listed sold to you, end purchaser. Take a look at my other aviation related items. Items usually ship within 1 day and ...(November 10th, 2017)
• 190158 Pratt Whitney Lot Aircraft Engine Exhaust Valve (31.1% similar) Thanks again. Lot Pratt Whitney R-2800 Aircraft engine exhaust valve this is a of 9 unused valves used with radial engines and possibly other types as well. Another offer from Aircraft stock, inc...(April 22nd, 2018)
• 2013142-18 Unbranded Aircraft Alternate Static Valve (33.3% similar) ...(April 5th, 2018)
• 29576a 3675 2114011 4820-01-426-7460 Garlu Inc Aircraft Engine Check Valve (32.4% similar) FA2114011A7575MECCANICA vent spar. 18S14 engine, Aircraft valve, CHECK29576A0BE92CLARKE inc...(December 7th, 2018)
• 32-436 Westin Garwin Aircraft Valve Suction Relief (27.1% similar) Aircraft Weston valve suction relief valve, P/N being sold as is...(June 16th, 2019)
• 4528 Continental Valve Covers For Aircraft (14.5% similar) These are the rare and highly desirable cast aluminum valve Covers for Continental C-65, 75, 85, 90, 0-200 0-300...(July 4th, 2018)
• 5005287-01 Pratt Whitney Lot Aircraft Engine Exhaust Valve (30.2% similar) Another offer from Aircraft stock, inc. Lot Pratt Whitney R-20 R-2800 Aircraft engine exhaust valve this is a of 2 unused bushings used with radial engines and possibly other types as well. Thanks again. They are still individually wrapped with tags from erodes dated and have been in storage since...(April 3rd, 2018)
• 634326-4a8 Ram Aircraft Fuel Flow Divider Manifold From Continental (31.1% similar) Part 4A8WE Combine shipping. As removed from a Continental TSIO-520 on Cessna 414. Ram Aircraft fuel flow divider manifold...(May 18th, 2018)
• 655166p005 Continental Motors Aircraft Engine Exhaust Valve Guide (31.6% similar) Take a look at my other aviation related items. The end user is to determine this item be in an airworthy Condition and Comply with all applicable Farsi when installing parts on a certified or experimental Aircraft. I ship with rapid, reliable USPS priority mail or FedEx ground throughout the ...(March 3rd, 2018)
• 7017m64g03 Ge Valve Assy Pressurizing Aircraft Engines Gas Turbine New (20.3% similar) 7017M64G03 valve assay pressurizing GE Aircraft engines gas turbine new still in vacuum sealed bag unopened...(November 12th, 2018)