- Aviation greases
MIL-PRF-24139B
AeroShell Grease 14
Multi-purpose helicopter grease, anti-fretting, −54 to +93 °C
Business customers only. We sell wholesale, invoiced to registered companies.
Standards & approvals
NATO Code G-366
NATO Code G-366 — aviation grease
NATO code for an aviation grease.
MIL-G-25537C
Multipurpose helicopter grease
US military specification for a multipurpose helicopter grease, mineral base oil thickened with calcium soap; corresponds to Joint Service Designation XG-284.
Joint Service Designation XG-284
Multipurpose helicopter grease
UK MOD code for a multipurpose helicopter grease, mineral base oil thickened with calcium soap.
DEF STAN 91-51
DEF STAN 91-51 — multipurpose helicopter grease
The UK Defence Standard for a multipurpose grease used on helicopters.
Specifications
- Brand
- Shell
- Range
- AeroShell
- Category
- Aviation greases
- Manufacturer code
- 001A0914
- Availability
- On request
Typical characteristics
| Property | Typical value | Limit |
|---|---|---|
| Oil type | Mineral | Mineral |
| Thickener type | Sapun de calciu | |
| Base oil viscosity @40°C | 12.5 | |
| Base oil viscosity @100°C | 3.1 | |
| Operating temperature range°C | -54 la +93 | |
| Dropping point°C | 148 | 140 min |
| Worked penetration @25°C | 273 | 265 la 305 |
| Penetration unworked @25°C | 269 | 200 min |
| Oxidation stability by Bomb method - pressure drop, 100 hours @99°CMPa | 0.0207 | 0.0345 max |
| Oxidation stability by Bomb method - pressure drop, 400 hours @99°CMPa | 0.0689 | 0.1378 max |
| Oil separation 30 hours @100°C%m | 1.5 | 5.0 max |
| Water resistance%m | 7.2 | |
| Evaporation loss 22 hours @100°C | 5.6 | 7.0 max |
| Bearing anti-friction performance @93°Core | 1700+ | |
| Copper corrosion 24 hours @100°C | trece | trebuie sa treaca |
| Bearing protection 2 days @52°C | trece | trebuie sa treaca |
| Colour | bronz |
Complete documentation
Manufacturer's description
AeroShell Grease 14 is a multi-purpose helicopter grease made from mineral oils and a calcium soap thickener, with outstanding anti-fretting and moisture-corrosion properties. It contains corrosion and oxidation inhibitors. It is recommended for use in the temperature range -54 0C to +93 0C.
Applications
- AeroShell Grease 14 is the leading multi-purpose helicopter grease and is approved by all helicopter manufacturers. Thanks to its anti-fretting properties, AeroShell Grease 14 is particularly suitable for lubricating main rotor parts and bearings, splines and so on in helicopters.
Alternatives and similar products
From the AeroShell Grease range
- Aviation greases
MIL-PRF-23827C
- The whole AeroShell range
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