
Browning AK74H Sheave
In the field, drive reliability depends on the quality of your power transmission components. The Browning AK74H Sheave is a precision-engineered single groove V-belt pulley designed for fractional horsepower (FHP) applications. Machined from high-grade close grain cast iron, this AK series sheave is statically balanced to ensure smooth, vibration-free performance in HVACR blowers, fans, and pump assemblies. With a 7.25-inch outside diameter and a 7.0-inch datum diameter for A-section belts, it provides consistent torque transfer and maintains critical alignment under continuous load.
This bushed V-belt sheave is engineered specifically for use with H series split taper bushings, allowing for versatile shaft mounting from 3/8" to 1-1/2" bores. The AK74H is compatible with 3L, 4L, and A-section belts, making it a standard choice for contractors looking for a durable cast iron sheave that resists groove wear and premature belt failure. Whether you are performing a routine motor swap or a full drive redesign, the split taper design ensures a secure, concentric fit on the shaft to prevent keyway damage and slippage.
Key Benefits
- Statically Balanced: Precision machining reduces harmonic vibration, extending the life of your motor bearings and belts.
- Versatile Compatibility: Designed for 3L, 4L, and A-section belts, providing flexibility across various light-duty industrial drives.
- Durable Construction: Heavy-duty cast iron material provides superior heat dissipation and resists groove deformation compared to stamped steel alternatives.
- Secure Mounting: Utilizes H Series bushings for a split taper grip that handles shock loads better than standard fixed-bore pulleys.
Common Questions
- What bushing does the Browning AK74H require? This sheave requires an H series split taper bushing. The bushing is sold separately and must match your specific motor or fan shaft diameter.
- Can I use this with a 5L or B-section belt? No, the AK74H groove profile is specifically optimized for 3L, 4L, and A belts. Using larger belt sections will prevent proper seating and lead to rapid drive failure.
- How do I check for groove wear? Use a groove gauge to check the sidewalls. If you notice a gap of 1/32" or more between the gauge and the cast iron surface, the sheave should be replaced to prevent belt slippage.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $76.28
-65%$76.28
$26.70Browning AK74H Sheave
In the field, drive reliability depends on the quality of your power transmission components. The Browning AK74H Sheave is a precision-engineered single groove V-belt pulley designed for fractional horsepower (FHP) applications. Machined from high-grade close grain cast iron, this AK series sheave is statically balanced to ensure smooth, vibration-free performance in HVACR blowers, fans, and pump assemblies. With a 7.25-inch outside diameter and a 7.0-inch datum diameter for A-section belts, it provides consistent torque transfer and maintains critical alignment under continuous load.
This bushed V-belt sheave is engineered specifically for use with H series split taper bushings, allowing for versatile shaft mounting from 3/8" to 1-1/2" bores. The AK74H is compatible with 3L, 4L, and A-section belts, making it a standard choice for contractors looking for a durable cast iron sheave that resists groove wear and premature belt failure. Whether you are performing a routine motor swap or a full drive redesign, the split taper design ensures a secure, concentric fit on the shaft to prevent keyway damage and slippage.
Key Benefits
- Statically Balanced: Precision machining reduces harmonic vibration, extending the life of your motor bearings and belts.
- Versatile Compatibility: Designed for 3L, 4L, and A-section belts, providing flexibility across various light-duty industrial drives.
- Durable Construction: Heavy-duty cast iron material provides superior heat dissipation and resists groove deformation compared to stamped steel alternatives.
- Secure Mounting: Utilizes H Series bushings for a split taper grip that handles shock loads better than standard fixed-bore pulleys.
Common Questions
- What bushing does the Browning AK74H require? This sheave requires an H series split taper bushing. The bushing is sold separately and must match your specific motor or fan shaft diameter.
- Can I use this with a 5L or B-section belt? No, the AK74H groove profile is specifically optimized for 3L, 4L, and A belts. Using larger belt sections will prevent proper seating and lead to rapid drive failure.
- How do I check for groove wear? Use a groove gauge to check the sidewalls. If you notice a gap of 1/32" or more between the gauge and the cast iron surface, the sheave should be replaced to prevent belt slippage.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
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Description
In the field, drive reliability depends on the quality of your power transmission components. The Browning AK74H Sheave is a precision-engineered single groove V-belt pulley designed for fractional horsepower (FHP) applications. Machined from high-grade close grain cast iron, this AK series sheave is statically balanced to ensure smooth, vibration-free performance in HVACR blowers, fans, and pump assemblies. With a 7.25-inch outside diameter and a 7.0-inch datum diameter for A-section belts, it provides consistent torque transfer and maintains critical alignment under continuous load.
This bushed V-belt sheave is engineered specifically for use with H series split taper bushings, allowing for versatile shaft mounting from 3/8" to 1-1/2" bores. The AK74H is compatible with 3L, 4L, and A-section belts, making it a standard choice for contractors looking for a durable cast iron sheave that resists groove wear and premature belt failure. Whether you are performing a routine motor swap or a full drive redesign, the split taper design ensures a secure, concentric fit on the shaft to prevent keyway damage and slippage.
Key Benefits
- Statically Balanced: Precision machining reduces harmonic vibration, extending the life of your motor bearings and belts.
- Versatile Compatibility: Designed for 3L, 4L, and A-section belts, providing flexibility across various light-duty industrial drives.
- Durable Construction: Heavy-duty cast iron material provides superior heat dissipation and resists groove deformation compared to stamped steel alternatives.
- Secure Mounting: Utilizes H Series bushings for a split taper grip that handles shock loads better than standard fixed-bore pulleys.
Common Questions
- What bushing does the Browning AK74H require? This sheave requires an H series split taper bushing. The bushing is sold separately and must match your specific motor or fan shaft diameter.
- Can I use this with a 5L or B-section belt? No, the AK74H groove profile is specifically optimized for 3L, 4L, and A belts. Using larger belt sections will prevent proper seating and lead to rapid drive failure.
- How do I check for groove wear? Use a groove gauge to check the sidewalls. If you notice a gap of 1/32" or more between the gauge and the cast iron surface, the sheave should be replaced to prevent belt slippage.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












