Tutela Transmission FE Axle
Fully synthetic fuel-economy 75W-90 oil for heavy-duty drive axles, API GL-5/MT-1
SAE 75W-90
| Property | Typical value | Method |
|---|---|---|
| Density @ 15 Cg/cm3 | 0.86 | ASTM D4052 |
| Flash point, Cleveland Open Cup°C | 210 | ASTM D92 |
| Kinematic viscosity @ 100 C% | 15.7 | ASTM D445 |
| Kinematic viscosity @ 40 Cmm2/s | 115 | ASTM D445 |
| Pour point°C | -45 | ASTM D97 |
| Viscosity index | 144 | ASTM D2270 |
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Mobil Synthetic Gear Oil 75W-90 is a fully synthetic gear lubricant formulated from synthetic base oils and an advanced additive system, designed for use in many railway gearboxes where extreme pressures and shock loading are expected. It delivers excellent load-carrying capability along with excellent thermal and oxidation stability, a high Viscosity Index, an extremely low pour point and strong low-temperature fluidity, and meets the API GL-5 performance level. It is recommended for gearboxes requiring API GL-5 performance, but is not recommended for applications requiring API GL-4 level performance, and is not intended for automatic, manual or semiautomatic transmissions where engine oil or automatic transmission fluids are specified — OEM requirements should be verified for the specific railway gearbox and application. Key benefits include exceptional thermal stability and resistance to high-temperature oxidation for extended gear, bearing and seal life, outstanding protection against low-speed/high-torque wear and high-speed scoring, enhanced frictional properties that help reduce operating costs, outstanding low-temperature fluidity versus mineral oils for easier start-up, and good resistance to foaming that maintains film strength. Mobil Synthetic Gear Oil 75W-90, SAE 75W-90 grade, carries approvals from Voith Turbo, Siemens Traction Gears GmbH (former Flender Rail), SEW-Eurodrive and ZF TE-ML 16F, and meets or exceeds API GL-5.
Flender Rail T7302 — traction gear oil
A specification from Siemens Traction Gears GmbH (formerly Flender Rail) for the gear oil in rail traction gear units, distinct from Flender’s general industrial gear-unit lubricant list.
Rail-vehicle transmission oil (ZF class 16F)
ZF's list of admitted lubricants for ZF transmissions for rail vehicles; class 16F is the specific lubricant level a given unit in this family requires.Source
Gear oil, API GL-5 service level
API's service designation for axle and manual transmission oils.