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| Properties | BMS 3-33A | AeroShell Grease 33 |
| Oil type | Synthetic hydrocarbon/Ester | Synthetic hydrocarbon/Ester |
| Thickener type | Lithium Complex | Lithium Complex |
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Base of viscosity, mm2/s @ -40°C @ 40°C @ 100°C |
- - - |
1840 14.2 3.4 |
| Useful operating temperature range, °C | -73 to +121 | -73 to +121 |
| Drop point, °C | - | 216 |
| Worked penetration @ 25°C | 216 to 315 | 297 |
| Unworked penetration @ 25°C | - | 290 |
|
Bomb oxidation pressure drop from 758 kPa (110 psi) @ 99°C 100 hr, kPa (psi) 500 hr, kPa (psi) |
70 (10) max 105 (15) max |
3.5 (0.5) 34 (5) |
| Oil separation @ 100°C, 30 hr, % m | - | 2.0 |
| Water resistance test lass (79°C), % m | 7.5 max | <6 |
| Evaporation Lass, 500 hr @ 121°C, % m | 10 max | <10 |
| Mean Hertz Load, kg | - | 60 |
| Antifriction bearing performance @ 121°C, hrs | - | 1200+ |
| Copper corrosion 24 hrs @ 100°C | Must pass | Passes |
| Bearing protection 2 days @ 52°C | Must pass | Passes |
| Colour | Blue-green | Green |