Browning 1VL40X1/2 Sheave
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Browning 1VL40X1/2 Sheave

Browning 1VL40X1/2 Sheave

The Browning 1VL40X1/2 Sheave is a high-grade cast iron variable pitch pulley engineered for fractional horsepower (FHP) applications in HVACR systems. Specifically designed for precision air handling, this 1-groove VL sheave features a 3.75" outside diameter and a 1/2" fixed bore with keyway. It provides a versatile adjustable pitch diameter ranging from 2.3" to 3.8", allowing technicians to fine-tune blower speed and system CFM with exactness. This component is compatible with a wide array of drive profiles including 3L, 4L, A, AX, 5L, B, and BX V-belts. Constructed from durable cast iron to minimize vibration and maximize belt life, this variable pitch sheave is the standard for contractors upgrading fan drives or replacing worn OEM pulleys in light-duty commercial blowers up to 5 HP.

Key Benefits
  • Broad Belt Compatibility: Supports 3L, 4L, A, AX, 5L, B, and BX belts, reducing the need for multiple stock items.
  • Precision Speed Adjustment: The threaded barrel design allows for micro-adjustments to the pitch diameter (2.3"–3.8") to dial in system performance.
  • Cast Iron Durability: Offers superior heat dissipation and structural integrity compared to aluminum or stamped steel alternatives.
  • Direct Shaft Mounting: The 1/2" finished bore with a standard keyway ensures a secure, slip-free connection to motor shafts.
Common Questions
  • What belt sections can I use with this sheave? This VL-series sheave is designed to work with traditional A and B sections, as well as high-capacity AX and BX cogged belts and 3L/4L/5L fractional horsepower belts.
  • How do I adjust the pitch? Loosen the set screw on the moveably flange and rotate the threaded section to either narrow or widen the groove, which raises or lowers the belt's riding position.
  • Can this be used on a 1 HP motor? Yes, this sheave is rated for fractional horsepower applications and is commonly used on motors ranging from 1/4 HP up to 5 HP depending on the load.

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.

$22.95

Original: $65.58

-65%
Browning 1VL40X1/2 Sheave

$65.58

$22.95

Browning 1VL40X1/2 Sheave

The Browning 1VL40X1/2 Sheave is a high-grade cast iron variable pitch pulley engineered for fractional horsepower (FHP) applications in HVACR systems. Specifically designed for precision air handling, this 1-groove VL sheave features a 3.75" outside diameter and a 1/2" fixed bore with keyway. It provides a versatile adjustable pitch diameter ranging from 2.3" to 3.8", allowing technicians to fine-tune blower speed and system CFM with exactness. This component is compatible with a wide array of drive profiles including 3L, 4L, A, AX, 5L, B, and BX V-belts. Constructed from durable cast iron to minimize vibration and maximize belt life, this variable pitch sheave is the standard for contractors upgrading fan drives or replacing worn OEM pulleys in light-duty commercial blowers up to 5 HP.

Key Benefits
  • Broad Belt Compatibility: Supports 3L, 4L, A, AX, 5L, B, and BX belts, reducing the need for multiple stock items.
  • Precision Speed Adjustment: The threaded barrel design allows for micro-adjustments to the pitch diameter (2.3"–3.8") to dial in system performance.
  • Cast Iron Durability: Offers superior heat dissipation and structural integrity compared to aluminum or stamped steel alternatives.
  • Direct Shaft Mounting: The 1/2" finished bore with a standard keyway ensures a secure, slip-free connection to motor shafts.
Common Questions
  • What belt sections can I use with this sheave? This VL-series sheave is designed to work with traditional A and B sections, as well as high-capacity AX and BX cogged belts and 3L/4L/5L fractional horsepower belts.
  • How do I adjust the pitch? Loosen the set screw on the moveably flange and rotate the threaded section to either narrow or widen the groove, which raises or lowers the belt's riding position.
  • Can this be used on a 1 HP motor? Yes, this sheave is rated for fractional horsepower applications and is commonly used on motors ranging from 1/4 HP up to 5 HP depending on the load.

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

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Description

The Browning 1VL40X1/2 Sheave is a high-grade cast iron variable pitch pulley engineered for fractional horsepower (FHP) applications in HVACR systems. Specifically designed for precision air handling, this 1-groove VL sheave features a 3.75" outside diameter and a 1/2" fixed bore with keyway. It provides a versatile adjustable pitch diameter ranging from 2.3" to 3.8", allowing technicians to fine-tune blower speed and system CFM with exactness. This component is compatible with a wide array of drive profiles including 3L, 4L, A, AX, 5L, B, and BX V-belts. Constructed from durable cast iron to minimize vibration and maximize belt life, this variable pitch sheave is the standard for contractors upgrading fan drives or replacing worn OEM pulleys in light-duty commercial blowers up to 5 HP.

Key Benefits
  • Broad Belt Compatibility: Supports 3L, 4L, A, AX, 5L, B, and BX belts, reducing the need for multiple stock items.
  • Precision Speed Adjustment: The threaded barrel design allows for micro-adjustments to the pitch diameter (2.3"–3.8") to dial in system performance.
  • Cast Iron Durability: Offers superior heat dissipation and structural integrity compared to aluminum or stamped steel alternatives.
  • Direct Shaft Mounting: The 1/2" finished bore with a standard keyway ensures a secure, slip-free connection to motor shafts.
Common Questions
  • What belt sections can I use with this sheave? This VL-series sheave is designed to work with traditional A and B sections, as well as high-capacity AX and BX cogged belts and 3L/4L/5L fractional horsepower belts.
  • How do I adjust the pitch? Loosen the set screw on the moveably flange and rotate the threaded section to either narrow or widen the groove, which raises or lowers the belt's riding position.
  • Can this be used on a 1 HP motor? Yes, this sheave is rated for fractional horsepower applications and is commonly used on motors ranging from 1/4 HP up to 5 HP depending on the load.

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.

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