Agree with IB. In “deep cold” I’d be inclined to run it dry. The firing pin doesn’t need to be lubed to work properly. Firing pins usually malfunction in the cold because they are OVER lubed.
Not uncommonly overlubed with WD-40.
If you take the time it takes, it takes less time. --Pat Parelli
American by birth; Alaskan by choice. --ironbender