Baldwin PA3939 cross reference
Cab Air Element
Parts listed as equivalent to the Baldwin PA3939. Checked 2026-11-11. Confirm thread size, gasket and length against your old part before installing, and follow your engine maker's spec.
What it fits
Caterpillar Excavators
As published in Baldwin Product Guide (Form 562-25). Check your exact engine before buying.
Direct matches
- Caterpillar 4I1278
Listed together on: Baldwin Product Guide (Form 562-25)