• Pratt & Whitney R985, R1340, R1830, R2000, R2800, R4360
• Curtiss-Wright R975, R1300, R1820, R2600, R3350
• Jacobs R755
• Continental W670
• Allison V1710, Merlin V1650, and others
• Hydraulic pumps, engine driven
• Hydraulic wiper motors
• Hydraulic selector valves
• Power brake valves
• Pressure regulator valves
• Struts