Luftwaffe oil question

[veloracer]

I'm trying to find some information on Luftwaffe red ring oil (rötring) and green spindle oil (spindelöl grün). A modern equivalent to these two oils would be very helpful as well. Thanks.

[veloracer]

To answer my own question, I found some information on the red ring oil (rötring) from the Fischer-Tropsch website:

Red ring oil (rötring) is mostly synthetic
Specific gravity @ 60F: 0.873-0.875
Viscosity @ 140F: 342-350
Viscosity index: 105
Flash point: 405F
Sulphur content: 0.16%