Used for

• 47 (Helicopter)
• Bell 47 (Helicopter)
• Bell CH-13 (Helicopter)
• Bell H-13 (Helicopter)
• Bell Sioux (Helicopter)
• Bell TH-13 (Helicopter)
• CH-13 (Helicopter)
• H-13 Sioux (Helicopter)
• TH-13 (Helicopter)