Total AEROGEAR-823 (5-Ltr-Tin)

AEROGEAR 823 Extreme Pressure Mineral Oil for Helicopter Gears

Overview

AEROGEAR 823 is an extreme pressure mineral gear oil specifically formulated for the lubrication of highly stressed helicopter gear systems. Developed for demanding aviation applications, it provides outstanding load-carrying capability, excellent resistance to shock loading and reliable protection against corrosion, rust and foaming. Certified by Eurocopter and meeting key military specifications, AEROGEAR 823 is designed to deliver dependable gearbox protection under severe operating conditions.

Key Technical Specs

• Product Type: Extreme pressure mineral gear oil
• Product Name: AEROGEAR 823
• Application: Helicopter gear lubrication
• Specific Gravity at 15°C: 885 kg/m�
• Viscosity at 40°C: 66.0 mm�/s (cSt)
• Viscosity at 100°C: 8.6 mm�/s (cSt)
• Viscosity Index: 101
• Flash Point (Cleveland): 222°C
• Pour Point: -36°C

Approvals & Specifications

• Certified by DCSEA 255/A
• Approved by Eurocopter
• Meets MIL-PRF-6086E (Medium Grade)
• Meets DEF STAN 91-112/1
• Joint Service Designation: OEP-70
• NATO Code: O-155

Performance Highlights

• Excellent extreme pressure performance for heavily loaded helicopter gearboxes
• High viscosity index for stable lubrication across a wide temperature range
• Excellent resistance to shock loading
• Provides effective anti-corrosion protection
• Protects against rust formation
• Excellent anti-foaming characteristics for reliable lubrication
• Designed specifically for demanding aviation gearbox applications

Typical Applications

• Helicopter main gearbox lubrication
• Helicopter transmission systems
• Highly stressed aviation gear assemblies
• Military helicopter maintenance
• Commercial helicopter gearbox servicing

Compatibility & Safety Notes

• Designed specifically for helicopter gear systems requiring this lubricant specification
• Use only where MIL-PRF-6086E Medium Grade or equivalent specifications are approved
• Follow aircraft manufacturer maintenance instructions when changing lubricants
• Consult the Safety Data Sheet (SDS) before handling
• Dispose of used lubricant in accordance with local environmental regulations

Application & Curing

• Use as supplied without dilution
• Fill gearbox to the aircraft manufacturer's specified oil level
• Monitor lubricant condition during scheduled maintenance inspections
• Replace lubricant in accordance with aircraft maintenance manuals and approved service intervals
• Do not mix with non-approved lubricants unless authorised by the equipment manufacturer

Packaging & Procurement

• Available through TotalEnergies Aviation lubricant distributors
• Supplied in a range of commercial packaging sizes depending on regional availability
• Suitable for military and commercial aviation supply chains

Why This Product is Chosen for AOG / MRO

• Certified for helicopter gearbox applications
• Excellent protection against wear under extreme operating loads
• Provides dependable lubrication during severe shock loading
• Helps minimise gearbox wear and extend component service life
• Approved to recognised military aviation lubricant specifications

Practical Suggestions for Your Team

• Always verify the aircraft maintenance manual before selecting gearbox oil.
• Use dedicated clean dispensing equipment to prevent lubricant contamination.
• Monitor oil condition regularly during scheduled inspections.
• Do not mix with lubricants of unknown specification.
• Store sealed containers in a clean, dry environment to preserve lubricant quality.

Manufacturer / Aviation Spec Codes

• Product Name: AEROGEAR 823
• Manufacturer: Total Lubrifiants (TotalEnergies)
• Product Type: Extreme pressure mineral helicopter gear oil
• Primary Application: Helicopter gearbox lubrication
• Specifications: MIL-PRF-6086E (Medium Grade), DEF STAN 91-112/1, DCSEA 255/A
• Military Codes: OEP-70 / NATO O-155