MIL-L-3918A, MILITARY SPECIFICATION: LUBRICATING OIL, INSTRUMENT, JEWEL BEARING (28 SEP 1970)

MIL-L-3918A, MILITARY SPECIFICATION: LUBRICATING OIL, INSTRUMENT, JEWEL BEARING (28 SEP 1970)., This specification covers one grade of low-temperature non-spreading lubricating oil for use on instrument jewel bearings.