DESCRIPTION |
FEATURES |
SPECIFICATIONS |
DOCUMENTS |
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DESCRIPTION
**Eastman Skydrol LD-4** is a **fire-resistant hydraulic fluid** renowned for its exceptional thermal stability and deposit control.
Since its introduction in 1977, Skydrol LD-4 has become the **global benchmark for Type IV aviation hydraulic fluids**, addressing issues of valve erosion and thermal degradation found in earlier formulations.
Its **low density**, **high stability**, and **anti-erosion performance** make it ideal for a wide range of aircraft, from commercial airliners to regional and business jets.
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## Applications
- Commercial and regional aircraft hydraulic systems
- General aviation systems requiring Type IV fire-resistant fluid
- Approved for use by **Airbus, Boeing, Bombardier, British Aerospace, Cessna, ATR, and COMAC** (excluding Airbus A350 and Boeing 787)
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## Why CJ Aerospace?
CJ Aerospace supplies **genuine Eastman Skydrol products** trusted by maintenance professionals across the aviation industry:
- 🇦🇺 **Australian-owned & operated**
- 📦 **Local stock for fast dispatch**
- 🧪 **Certified and traceable aviation-grade fluids**
- ✈️ **Trusted by MROs, operators, and maintenance facilities**
> ✉️ [Contact us sales@cjaerospace.com.au](mailto:sales@cjaerospace.com.au)
> Need help choosing the correct Skydrol fluid for your aircraft system? Our technical team can assist.
FEATURES
- **Fire-resistant Type IV phosphate ester hydraulic fluid**
- **Excellent thermal stability** under real-world operating conditions
- **Prevents valve erosion and deposits**, extending component life
- **Low density formulation** for improved performance and efficiency
- **Globally recognized “gold standard” hydraulic fluid** for commercial fleets
SPECIFICATIONS
Package Dimensions
| Length | cm |
| Height | cm |
| Width | cm |
| Weight | |
Details
| Specification | Detail |
|------------------------------|------------------------------------------------------------------------|
| **Part Number** | LD4-55GL |
| **Series** | Skydrol LD-4 |
| **Manufacturer** | Eastman |
| **Container Size** | 55 Gallon (208 L) |
| **Container Type** | Drum |
| **Color** | Clear Purple |
| **Form** | Oily Liquid |
| **Odor/Scent** | Odorless |
| **Density** | 1.01 lb/gal |
| **Specific Gravity** | 1.01 |
| **Viscosity** | 3.66 – 4 cSt |
| **Flash Point** | 174°C |
| **Pour Point** | -62°C |
| **Melting Point** | < -62°C |
| **Composition** | Tributyl Phosphate, Dibutylphenylphosphate, 2-Ethylhexyl Ester, BHT |
| **Suitable For** | Aviation hydraulic systems |
| **Aircraft Eligibility** | Airbus (excl. A350), Boeing (excl. B787), Bombardier, ATR, Cessna, COMAC, Antonov AN-148/158, British Aerospace, Beriev BE-200 |
BROCHURES & DOCUMENTATIONS
List of Brochures
SKDROL Hydraulic Fluid Brochure
List of Documentation
SKYDROL LD4 Technical Data Sheet
SKYDROL LD4 SDS
SKYDROL Sales Specifications
SKYDROL Material Capability
VIDEO
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