- Stationary gas engines
SAE 40
SAE 40 engine oil from the Cat Fluids range for special applications
ViscositySAE
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| Property | Typical value |
|---|---|
| Physical state | Liquid |
| Colour | Amber. [Dark] |
| Odour | Hydrocarbon. [Slight] |
| MSDS # | 2720 |
| Boiling point | >280°C (>536°F) |
| Flash point | Open cup: >225°C (>437°F) [Cleveland.] |
| Flammability (solid, gas) | Flammable in the presence of the following materials or conditions: open flames, sparks |
| Lower and upper explosive | Lower: 1% |
| Vapour pressure | <0.005 kPa (<0.037503 mm Hg) [room temperature] |
| Vapor Density | >1 [Air = 1] |
| Relative density | 0.895 g/cm³ [15.6°C (60.1°F)] |
| Solubility | Insoluble in the following materials: cold water. |
| Partition coefficient | n- : >6 |
| Auto-ignition Temperature | 320°C (608°F) |
| Viscosity | Kinematic (40°C (104°F)): 1.5 cm2/s (150 cSt) |

Cat Special Application Engine Oil SAE 40 is a Caterpillar (Cat Fluids) engine oil. According to the safety data sheet for this product, it is a liquid intended for industrial applications as a lubricant, supplied in the SAE 40 viscosity grade. The manufacturer does not publish a technical data sheet for this product, so detailed performance claims, approvals, and specific engine applications cannot be confirmed here. As a "Special Application" designation, it is likely intended for particular engine or equipment types rather than general-purpose use. Confirm the exact applications, approvals and available pack sizes with the Frontier team before use.
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