The Falk 2203J25 is a shaft-mounted gear reducer with a 25.27:1 reduction ratio, commonly used in industrial power transmission systems. Here's a detailed overview:

 Specifications

• Model: 2203J25
• Type: Shaft-mounted gear reducer
• Reduction Ratio: 25.27:1
• Shaft Size: 1.357" input, 2.187" output (based on surplus listings)
• Mounting: Direct shaft mount, eliminating the need for base plates or couplings
• Torque Transmission: Designed for high torque and low-speed output
• Material: Heavy-duty cast housing for durability
• Lubrication: Typically oil-filled for long-term operation
• Weight: Approx. 151 lbs (based on surplus unit listings)