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Thanks, guys. I just wanted to make sure that the lead napthalene isn't an EP additive that won't attack bronze. I will be using Mobilgear 630, sounds like it should be fine. Thanks again. Steve

I am an oiler at an industrial facility. Some of our gearbox repair manuals say to use an ISO 220 oil that uses a lead napthalene EP additive. These manuals were written in 1974, is this additive even made anymore? Noone around here knows if there are bronze gears in the internals. Would a...