P-42 or P42 may refer to:
Vessels edit
- ARA Rosales (P-42), a corvette of the Argentine Navy
- HMS Unbroken (P42), a submarine of the Royal Navy
- LÉ Ciara (P42), a patrol vessel of the Irish Naval Service
- Spanish patrol vessel Rayo (P-42)
Other uses edit
- Curtiss XP-42, an American experimental fighter aircraft
- GE P42, a diesel locomotive
- Lake City Air Force Station, a closed United States Air Force radar station in Tennessee
- MAPK1, p42 mitogen-activated protein kinase
- Papyrus 42, a biblical manuscript
- Phosphorus-42, an isotope of phosphorus
- P42, a Latvian state regional road
- P-42, a specially redesigned record-setting Sukhoi Su-27 Soviet fighter aircraft
This disambiguation page lists articles associated with the same title formed as a letter–number combination.
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