Aerospace Lubricants Oxygen Compatible Lubricant Tribolube 66 is designed for open circuit diving systems only.

Tribolube-66 is intended for use in mild to high pressure systems
where nonreactive with LOX and GOX is required, strong
acids, oxidizers, fuels, and solvents is required.
is qualified to MIL-PRF-27617, Type 1. Although this lubricant
is very inert, newly exposed rubbing surfaces of aluminum and
magnesium may react with the greases under certain conditions.
Tribolube-66