Castrol Brayco Micronic 881 – MIL-PRF-87257 Synthetic Aircraft Hydraulic Fluid, 1 Quart
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Experience the cutting-edge performance of Brayco Micronic 881 MIL-PRF-87257 synthetic hydraulic fluid, now available in a convenient 1-quart container. Specifically engineered for use in high-performance military and aerospace systems, this fluid is designed to provide superior protection and operational efficiency in extreme conditions. Perfect for precision maintenance tasks, this 1-quart container is ideal for those who demand quality and reliability in every drop.
Why Choose Brayco Micronic 881 in 1 Quart?
- High-Performance Synthetic Formula: Brayco Micronic 881 is a premium synthetic hydraulic fluid designed to meet the stringent requirements of MIL-PRF-87257. It offers outstanding low-temperature fluidity, excellent oxidation stability, and superior anti-wear protection, ensuring optimal performance in the most demanding environments.
- Exceptional Low-Temperature Fluidity: Engineered to operate effectively in extreme cold conditions, Brayco Micronic 881 maintains its fluidity and performance even in temperatures as low as -65°F (-54°C). This makes it an excellent choice for systems that require reliable operation in harsh, low-temperature environments.
- Oxidation and Corrosion Resistance: Formulated with advanced additives, this fluid provides excellent resistance to oxidation and corrosion, protecting critical components from damage and extending the life of your hydraulic systems.
- Ideal for Precision Maintenance: The 1-quart container is perfect for topping off systems or conducting targeted maintenance. It offers the right amount of fluid for smaller jobs, ensuring that you have the exact quantity you need without waste.
- Wide Range of Applications: Brayco Micronic 881 is suitable for use in a variety of high-performance hydraulic systems, including those found in military, aerospace, and industrial applications. Its versatile nature makes it a go-to fluid for various equipment and operational needs.
Specifications
- Military Specification Approval: MIL-PRF-87257
- Color: Red
- Size: 1-Quart Container
Why Buy Brayco 881 from Pilot John International?
- Immediate Availability and Quick Shipping: We keep Brayco Micronic 881 in the 1-quart size in stock and ready for immediate shipping. Get the fluid you need quickly to keep your systems operational and avoid downtime.
- Guaranteed Quality and Authenticity: Pilot John International is dedicated to providing only genuine, high-quality products. When you purchase from us, you can trust that you are receiving an authentic Brayco Micronic 881 that meets the highest standards.
- Expert Support and Guidance: Our experienced team is here to assist you with any questions or technical support you need regarding Brayco Micronic 881. We're committed to helping you achieve the best performance from your hydraulic systems.
- Competitive Pricing and Offers: Enjoy the convenience and value of purchasing from a trusted supplier. Check our website for any current promotions or discounts to make the most of your investment in top-tier hydraulic fluid.
Ready to Order?
Upgrade your hydraulic systems with Brayco Micronic 881 MIL-PRF-87257 synthetic hydraulic fluid in a 1-quart container. This high-performance fluid is designed to deliver exceptional results in the most challenging conditions, making it an essential addition to your maintenance toolkit. Order from Pilot John International today and ensure your equipment is equipped with the best in hydraulic fluid technology. Get fast shipping and expert support from a trusted source in the industry.
| Alternate Models | |
|---|---|
| 154BA6 | Manufacturer PN |
| 27020-AECD | Brayco 881 - Alternative Part Number |
| 27020AECD | Brayco 881 Alternative PN |
| General Information | |
|---|---|
| Part # | 881-QT |
| Manufacturer | Castrol |
| MSDS 1 | View Safety Data Sheet |
| Shipping Information | |
|---|---|
| Product Weight | 2.21 lbs. |
| Product Dimensions | 6 x 6 x 6 in. |
| Schedule B | 2710193080 |
| ECCN | EAR99 |
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AIRCRAFT COMPATIBILITY
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QUESTIONS & ANSWERS
Brayco Micronic 881 is fully qualified to MIL-PRF-87257A, a U.S. military specification for fire-resistant, synthetic-based, low-temperature hydraulic fluids. Meeting this standard ensures the fluid delivers consistent performance under extreme conditions, including low-temperature starts and high-temperature operations. For aircraft operators, compliance with MIL-PRF-87257 provides confidence in safety, reliability, and regulatory acceptance.
This hydraulic fluid is designed to function reliably in temperatures ranging from -65°F to 275°F (-54°C to 135°C). This broad range allows it to perform in extreme cold starts and extended high-temperature operations. Its versatility makes it suitable for both military and commercial aircraft in diverse climates.
Yes. Brayco Micronic 881 is formulated as a fire-resistant synthetic hydrocarbon-based fluid, reducing the risk of ignition in case of leaks or exposure to high temperatures. This characteristic enhances overall aircraft safety and meets strict aviation and defense requirements for fire resistance.
The fluid demonstrates excellent low-temperature stability, with no gelling, sediment, or crystallization observed after 72 hours at -65°F (-54°C). This ensures reliable hydraulic performance even during arctic operations or high-altitude cold starts. Its viscosity characteristics also minimize startup lag and component strain in cold conditions.
Brayco Micronic 881 contains anti-wear additives and corrosion inhibitors that protect aircraft hydraulic components from wear, oxidation, and rust. Testing shows minimal weight change for metals such as copper, steel, aluminum, magnesium, and cadmium, even under high-stress conditions. This protection extends the lifespan of pumps, actuators, and seals.
The fluid has a flash point of 342°F (172°C) and a fire point of 375°F (190°C). These high values indicate stability under demanding operational conditions and reduce fire hazards during use. For aviation maintenance teams, this provides confidence in handling the fluid in high-heat environments.
Brayco Micronic 881 has excellent low-foaming properties, with foaming tendency measured at just 25 mL in ASTM testing (well below the maximum allowable 65 mL). Stable foam control ensures smooth hydraulic response, prevents air entrapment, and supports consistent actuator and landing gear performance.
Yes. Brayco Micronic 881 hydraulic fluid is formulated for controlled rubber swell, which helps extend the service life of seals and prevent leakage. This compatibility is critical for ensuring long-term reliability of hydraulic systems and reducing the frequency of costly seal replacements.
The fluid is red-colored, following aviation standards that make hydraulic fluid easily identifiable during maintenance and leak detection. This helps technicians quickly distinguish it from other fluids used in aircraft, reducing the risk of servicing errors and improving safety.
While it is a synthetic hydrocarbon-based fluid, Brayco Micronic 881 is formulated with stability and safety in mind rather than biodegradability. Its fire resistance and low-toxicity additives help minimize environmental impact compared to older-generation fluids. Proper disposal following local environmental regulations is essential to ensure compliance and minimize ecological risks.
Compared to traditional MIL-H-5606 petroleum-based fluids, Brayco Micronic 881 offers improved fire resistance, wider temperature stability, and better oxidation resistance. While MIL-H-5606 fluids are still used in some aircraft, MIL-PRF-87257-qualified fluids like Brayco 881 are increasingly preferred in modern fleets due to their enhanced safety and performance profile.


