Typical Physical Characteristics
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PROPERTIES |
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MIL-G-3545C |
TYPICAL |
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Oil type |
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Mineral |
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Thickener type |
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– |
Microgel |
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Base oil viscosity |
mm2⁄S |
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@ 40°C |
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– |
500 to 525 |
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@ 100°C |
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– |
32 |
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Useful operating temperature |
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range |
°C |
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–23 to |
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+177 |
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Drop point |
°C |
177 min |
260+ |
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Worked penetration @ 25°C |
250 to 300 |
284 |
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Unworked penetration |
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@ 25°C |
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– |
281 |
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Bomb oxidation pressure |
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drop @ 99°C |
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100 hrs |
lb/in2 |
10 max |
6 |
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500 hrs |
lb/in2 |
25 max |
15 |
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Oil separation @ 100°C, |
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in 30 hrs |
% m |
5 max |
0.5 |
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Water resistance test loss |
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@ 41°C |
% m |
20 max |
0.5 |
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Evaporation loss in 22 hrs |
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@ 149°C |
% m |
– |
1.0 |
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Mean Hertz Load |
kg |
– |
37 |
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Copper corrosion 24 hrs @ |
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100°C |
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Must pass |
Passes |
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Bearing protection 2 days @ |
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51°C |
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Must pass |
Passes |
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Anti-friction bearing |
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performance |
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@ 149°C |
hrs |
– |
600+ |
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Colour |
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– |
Amber |
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Specifications
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U.S. |
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Meets MIL – G – 3545C (Obsolete) |
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British |
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Meets DTD.878A (Obsolete) |
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French |
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Equivalent DCSEA 359/A |
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Russian |
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– |
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NATO Code |
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G-359 (Obsolete) |
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Joint Service Designation |
XG-277 (Obsolete) |
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AeroShell Grease 5 is a high temperature grease composed of a mineral oil thickened with Microgel®, possessing good load-carrying ability. It is inhibited against oxidation and corrosion and has excellent resistance to water. The useful operating temperature range is –23°C to +177°C.