We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Dayton Speed Reducer: 40:1, 44 RPM, 0.5 hp Input Max, 477 in-lb Output Max, Keyed - Direct-Drive Right-Angle Speed Reducers
DaytonDirect-Drive Right-Angle Speed Reducers

Dayton Speed Reducer: 40:1, 44 RPM, 0.5 hp Input Max, 477 in-lb Output Max, Keyed

The DAYTON Speed Reducer (SKU 3G-OTH-139451) is a direct-drive right-angle speed reducer with a 40:1 ratio, delivering 44 RPM output and a maximum input of 0.5 hp. It supports up to 477 in-lb output torque, features…

SKU 3G-OTH-139451

Brand
Dayton
Item
Speed Reducer: 40:1, 44 RPM, 0.5 hp Input Max, 477 in-lb Output Max, Keyed
Category
Direct-Drive Right-Angle Speed Reducers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dayton
Type
44 RPM, 477 in-lb Output Max, Keyed, 56C, Any Angle
Input Max
0.5 hp

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYTON Speed Reducer (SKU 3G-OTH-139451) is a direct-drive right-angle speed reducer with a 40:1 ratio, delivering 44 RPM output and a maximum input of 0.5 hp. It supports up to 477 in-lb output torque, features a keyed shaft and 56C frame, and is designed for any-angle mounting.

Frequently Asked Questions

What is the DAYTON Speed Reducer 3G-OTH-139451 used for?

The DAYTON Speed Reducer 3G-OTH-139451 is used to reduce motor speed and increase torque in industrial machinery. It is suitable for conveyors, packaging equipment, and material handling systems where a 40:1 ratio and 44 RPM output are required. Its any-angle mounting allows flexible installation in tight spaces.

What are the specifications of the DAYTON Speed Reducer 3G-OTH-139451?

The DAYTON Speed Reducer 3G-OTH-139451 has a 40:1 ratio, 44 RPM output, 0.5 hp maximum input, and 477 in-lb output torque. It features a keyed shaft, 56C frame, and direct-drive right-angle design. The unit supports any-angle mounting and is manufactured by DAYTON under MPN 3G-OTH-139451.

Where to buy the DAYTON Speed Reducer 3G-OTH-139451 worldwide?

You can source the DAYTON Speed Reducer 3G-OTH-139451 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive pricing and reliable sourcing for this DAYTON model.

How to install the DAYTON Speed Reducer 3G-OTH-139451?

Mount the DAYTON Speed Reducer 3G-OTH-139451 securely on a flat surface using the any-angle mounting holes. Align the keyed shaft with the driven equipment and couple using a flexible coupling to prevent misalignment. Ensure the input motor (56C frame) is properly attached. Lubricate per manufacturer guidelines before operation.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton direct-drive right-angle speed reducers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
DAYTON Speed Reducer: 50:1, 35 RPM, 0.5 hp Input Max, 449 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 50:1, 35 RPM, 0.5 hp Input Max, 449 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 40:1, 44 RPM, 0.75 hp Input Max, 758 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 40:1, 44 RPM, 0.75 hp Input Max, 758 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 40:1, 44 RPM, 0.75 hp Input Max, 758 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 40:1, 44 RPM, 0.75 hp Input Max, 758 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 20:1, 88 RPM, 0.5 hp Input Max, 280 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 20:1, 88 RPM, 0.5 hp Input Max, 280 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 50:1, 35 RPM, 0.75 hp Input Max, 895 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 50:1, 35 RPM, 0.75 hp Input Max, 895 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 15:1, 117 RPM, 1.5 hp Input Max, 686 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 15:1, 117 RPM, 1.5 hp Input Max, 686 in-lb Output Max, Keyed, 56C, Any Angle

More from Dayton

View all Dayton parts
DAYTON Speed Reducer: 5:1, 350 RPM, 5 hp Input Max, 834 in-lb Output Max, Keyed, 180TC/210C
Dayton
DAYTON Speed Reducer: 5:1, 350 RPM, 5 hp Input Max, 834 in-lb Output Max, Keyed, 180TC/210C
DAYTON Speed Reducer: 20:1, 88 RPM, 2 hp Input Max, 1204 in-lb Output Max, Keyed, 140TC/180C
Dayton
DAYTON Speed Reducer: 20:1, 88 RPM, 2 hp Input Max, 1204 in-lb Output Max, Keyed, 140TC/180C
DAYTON Speed Reducer: 15:1, 117 RPM, 3 hp Input Max, 1405 in-lb Output Max, Keyed, 140TC/180C
Dayton
DAYTON Speed Reducer: 15:1, 117 RPM, 3 hp Input Max, 1405 in-lb Output Max, Keyed, 140TC/180C
DAYTON Speed Reducer: 10:1, 175 RPM, 3 hp Input Max, 970 in-lb Output Max, Keyed, 180TC/210C
Dayton
DAYTON Speed Reducer: 10:1, 175 RPM, 3 hp Input Max, 970 in-lb Output Max, Keyed, 180TC/210C
DAYTON Speed Reducer: 5:1, 350 RPM, 5 hp Input Max, 834 in-lb Output Max, Keyed, 180TC/210C
Dayton
DAYTON Speed Reducer: 5:1, 350 RPM, 5 hp Input Max, 834 in-lb Output Max, Keyed, 180TC/210C
DAYTON Speed Reducer: 30:1, 58 RPM, 1 hp Input Max, 809 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 30:1, 58 RPM, 1 hp Input Max, 809 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 40:1, 44 RPM, 0.3 hp Input Max, 310 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 40:1, 44 RPM, 0.3 hp Input Max, 310 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 20:1, 88 RPM, 0.75 hp Input Max, 436 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 20:1, 88 RPM, 0.75 hp Input Max, 436 in-lb Output Max, Keyed, 56C, Any Angle