4B124-SK Pulley | 12.75" OD Four Groove "A/B" Pulley / Sheave (bushing not included)

4B124-SK Pulley | 12.75" OD Four Groove "A/B" Pulley / Sheave

The 4B124-SK is a cast iron four-groove pulley designed for use with A, 4L, and B, 5L V-belts. It serves as a reliable replacement component for industrial motor and HVAC applications requiring a durable sheave with a 12.75" outside diameter.

Key Specifications

• Frame / Diameter: 12.75" OD
• Pitch Diameter A: 12.00"
• Pitch Diameter B: 12.40"

Product Features & Fitment

This pulley requires an "SK" style QTL Quick Detachable Taper Bushing for proper mounting, which is not included. Depending on the diameter, the pulley may be solid or feature a spoked design to reduce weight. Please consult Electric Motor Warehouse for assistance in selecting the correct bushing. Note that the product image is a general representation and actual diameter may vary based on the selected size.

Warranty

• Specifications