1-778-759-9864
United States (USD $) flagUnited States (USD $)
BCFurnace
Sheave/Pulley, 5.25" OD, 3/4" Bore Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

Sheave/Pulley, 5.25" OD, 3/4" Bore Blower Belts, Shaft, Pulley, Bearing

BCFURNACE

121-959

$246.00

+5% Tax • Shipping calculated at checkout.

U.S. Duties/Taxes, if applicable, may be due at time of delivery.

Name

Sheave/Pulley, 5.25" OD, 3/4" Bore

1units available

Pickup available at 75 Blue Mountain St #3

Usually ready in 24 hours

Secure Payment
Fast Delivery
Local Pickup

Not sure this fits your furnace? Call us — we're happy to help

Product Details

Description

This high-performance 5.25-inch OD sheave is a critical component for belt-driven blower systems found in various HVAC and air handling units. Featuring a precision-engineered 3/4-inch bore, this pulley facilitates smooth power transmission from the motor to the blower shaft, ensuring consistent airflow and system efficiency. Ideal for replacing worn, grooved, or damaged sheaves, this part helps eliminate excessive vibration and prevents premature belt wear. Whether you are maintaining a residential furnace or a commercial ventilation system, this durable blower pulley provides a reliable fit and long-lasting operation for your air circulation equipment.

Specifications

Type
Blower Pulley / Sheave
Size
5.25-inch Outside Diameter
Dimensions
5.25 in × 5.25 in
Application
Commonly used in belt-driven HVAC systems, furnace blower assemblies, and air handling units for both residential and commercial heating and cooling applications.
Specifications
5.25" Outside Diameter (OD), 3/4" (0.75") Bore Size, compatible with standard blower belts.

Not sure this is the right part?

Our team is happy to help you verify compatibility before you order. We'll confirm it fits your specific furnace model.

1-778-759-9864

Mon–Sat 8AM–9PM PST · Or email parts@bcfurnace.com

You Might Also Like

Compatible parts and related replacements

Browse all parts
Sheave/Pulley, 1 Groove, 5.75" OD, 1" Bore Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

120-905

Sheave/Pulley, 1 Groove, 5.75" OD, 1" Bore Blower Belts, Shaft, Pulley, Bearing

$103.00
Pulley/Sheave, 4.75" OD, 7/8" Bore Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

000-797

Pulley/Sheave, 4.75" OD, 7/8" Bore Blower Belts, Shaft, Pulley, Bearing

$296.00
LENNOX PULLEY/SHEAVE, 5.95" OD, 1 3/8" BORE Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

000-643

LENNOX PULLEY/SHEAVE, 5.95" OD, 1 3/8" BORE Blower Belts, Shaft, Pulley, Bearing

$378.00
Sheave/Pulley, 1 Groove, 10.75" OD, 1" Bore Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

120-907

Sheave/Pulley, 1 Groove, 10.75" OD, 1" Bore Blower Belts, Shaft, Pulley, Bearing

$776.00
LENNOX PULLEY/SHEAVE, 6.5" OD, 1 3/8" BORE Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

000-670

LENNOX PULLEY/SHEAVE, 6.5" OD, 1 3/8" BORE Blower Belts, Shaft, Pulley, Bearing

$393.00
Sheave/Pulley, 8" OD, 1.188" Bore, Single Groove Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

120-792

Sheave/Pulley, 8" OD, 1.188" Bore, Single Groove Blower Belts, Shaft, Pulley, Bearing

$436.00
LENNOX PULLEY/SHEAVE, BLOWER, 8.25" OD, 1" BORE Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

000-510

LENNOX PULLEY/SHEAVE, BLOWER, 8.25" OD, 1" BORE Blower Belts, Shaft, Pulley, Bearing

$203.00
LENNOX Pulley/Sheave, 4.15" OD, 1.125" Bore (1-1/8") Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

000-375

LENNOX Pulley/Sheave, 4.15" OD, 1.125" Bore (1-1/8") Blower Belts, Shaft, Pulley, Bearing

$196.00
LENNOX PULLEY/SHEAVE, DOUBLE GROOVE, 4.75" OD, 1 1/8" BORE Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

000-706

LENNOX PULLEY/SHEAVE, DOUBLE GROOVE, 4.75" OD, 1 1/8" BORE Blower Belts, Shaft, Pulley, Bearing

$396.00
Sheave/Pulley, Fixed, 1 Groove, 6.45" OD, 1" Bore Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

121-627

Sheave/Pulley, Fixed, 1 Groove, 6.45" OD, 1" Bore Blower Belts, Shaft, Pulley, Bearing

$148.00
3" CAMSTAT ADJUSTABLE FAN OFF TEMPERATURE F90-F120 AND LIMIT SWITCH UPGRADE 3 High Limit Control Switches furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

543-503

3" CAMSTAT ADJUSTABLE FAN OFF TEMPERATURE F90-F120 AND LIMIT SWITCH UPGRADE 3 High Limit Control Switches

$193.00
NUTECH, LIFEBREATH DIGITAL ELECTRONIC TIMER D.E.T. 99-104 (OBSOLETE, REPLACEMENT AVAILABLE) Electrical, Transformers, Relay furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

872-053

NUTECH, LIFEBREATH DIGITAL ELECTRONIC TIMER D.E.T. 99-104 (OBSOLETE, REPLACEMENT AVAILABLE) Electrical, Transformers, Relay

$49.00
BLOWER BEARINGS ECCENTRIC 3/4" (PER PAIR) Blower Belts, Shaft, Pulley, Bearing furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

235-200

BLOWER BEARINGS ECCENTRIC 3/4" (PER PAIR) Blower Belts, Shaft, Pulley, Bearing

$66.00
YORK CONTROL BOARD SIMPLICITY ELITE MILLENNIUM Control Board, Circuit, Ignition Modulating furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

121-438

YORK CONTROL BOARD SIMPLICITY ELITE MILLENNIUM Control Board, Circuit, Ignition Modulating

$3,936.00
3/4" PEX RING Copper Fittings furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

263-019

3/4" PEX RING Copper Fittings

$1.00
TRANE PRESSURE SWITCH -0.90" WC Air Pressure Switch, Air Proving furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

773-163

TRANE PRESSURE SWITCH -0.90" WC Air Pressure Switch, Air Proving

$78.00
YORK LUXAIRE COLEMAN HOT SURFACE IGNITOR 120V Hot Surface Ignitors furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

468-704

YORK LUXAIRE COLEMAN HOT SURFACE IGNITOR 120V Hot Surface Ignitors

$119.00
LENNOX/ARMSTRONG/DUCANE/AIRE FLO HOT SURFACE IGNITOR 120V Hot Surface Ignitors furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

468-007

LENNOX/ARMSTRONG/DUCANE/AIRE FLO HOT SURFACE IGNITOR 120V Hot Surface Ignitors

$134.00
ARMSTRONG LENNOX DUCANE DRAFT INDUCER BLOWER MOTOR 2 STAGE 1/20HP 115V Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

463-126

ARMSTRONG LENNOX DUCANE DRAFT INDUCER BLOWER MOTOR 2 STAGE 1/20HP 115V Inducer Motor, Assembly, Venter, Draft, Exhaust Fan Fasco, Combustion Air Blower

$552.00
GOODMAN AMANA CONTROL BOARD Control Board, Circuit, Ignition Modulating furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

446-058

GOODMAN AMANA CONTROL BOARD Control Board, Circuit, Ignition Modulating

$471.00
SUPERHOT BOILER ZONE CONTROL BOARD INC. E, N & PS MODELS Control Board, Circuit, Ignition Modulating furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

446-000

SUPERHOT BOILER ZONE CONTROL BOARD INC. E, N & PS MODELS Control Board, Circuit, Ignition Modulating

$527.00

Frequently Asked Questions

Is the 121-959 a genuine OEM part?
Yes, the 121-959 is a genuine OEM replacement part manufactured by BCFurnace. We source all Blower Components from authorized distributors to ensure exact-fit compatibility. This Blower Components is backed by our 100% compatibility guarantee — if it doesn't fit your furnace, we'll make it right.
How do I know if the 121-959 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (121-959) with your furnace model number. Visit the BCFurnace page on our site and enter your model number in the search bar — our system will show all compatible Blower Components for your specific unit. You can also call our technicians at 1-778-759-9864 for free compatibility verification.
How fast can I get the 121-959 shipped?
Most Blower Components including the 121-959 ship within 1–2 business days from our warehouse. We ship across Canada and the United States with tracking on every order. For urgent BCFurnace repairs, contact us at 1-778-759-9864 for expedited shipping options.
Can I pick up the 121-959 at your store?
Yes! Local pickup is available at our Coquitlam, BC location: 75 Blue Mountain St #3. Blower Components orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 121-959 is in stock before visiting.

Looking for more Blower Components?

Browse Blower ComponentsSearch Blower Components