Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Dayton Speed Reducer: 20:1, 88 RPM, 1 hp Input Max, 586 in-lb Output Max, Keyed - Direct-Drive Right-Angle Speed Reducers
DaytonDirect-Drive Right-Angle Speed Reducers

Dayton Speed Reducer: 20:1, 88 RPM, 1 hp Input Max, 586 in-lb Output Max, Keyed

The DAYTON Speed Reducer is a direct-drive right-angle speed reducer with a 20:1 ratio, delivering 88 RPM output. It accepts a maximum 1 hp input and provides up to 586 in-lb output torque, featuring a keyed output…

SKU 3G-OTH-139511

Brand
Dayton
Item
Speed Reducer: 20:1, 88 RPM, 1 hp Input Max, 586 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 — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dayton
Type
88 RPM, 586 in-lb Output Max, Keyed, 56C, Any Angle
Input Max
1 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 is a direct-drive right-angle speed reducer with a 20:1 ratio, delivering 88 RPM output. It accepts a maximum 1 hp input and provides up to 586 in-lb output torque, featuring a keyed output shaft and a 56C frame. This unit is designed for any-angle mounting.

Frequently Asked Questions

What is the DAYTON 3G-OTH-139511 speed reducer used for?

The DAYTON 3G-OTH-139511 direct-drive right-angle speed reducer is used to reduce motor speed to 88 RPM while increasing torque to 586 in-lb. It is suitable for conveyor systems, packaging machinery, and industrial automation where compact, any-angle mounting is required.

What are the specifications of the DAYTON 3G-OTH-139511 speed reducer?

The DAYTON 3G-OTH-139511 speed reducer has a 20:1 ratio, 88 RPM output, 1 hp maximum input, and 586 in-lb maximum output torque. It features a keyed output shaft, a 56C frame, and supports any-angle mounting. The manufacturer part number is 3G-OTH-139511.

Where to buy the DAYTON 3G-OTH-139511 speed reducer worldwide?

3G Electric supplies the DAYTON 3G-OTH-139511 speed reducer worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this direct-drive right-angle reducer.

How to install the DAYTON 3G-OTH-139511 speed reducer?

Mount the DAYTON 3G-OTH-139511 speed reducer securely using its any-angle design, ensuring the output shaft aligns with the driven load. Use a keyed coupling on the 56C input. Follow standard lubrication and alignment practices for right-angle reducers to prevent premature wear.

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: 15:1, 117 RPM, 1.5 hp Input Max, 614 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 15:1, 117 RPM, 1.5 hp Input Max, 614 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 10:1, 175 RPM, 2 hp Input Max, 554 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 10:1, 175 RPM, 2 hp Input Max, 554 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 10:1, 175 RPM, 2 hp Input Max, 651 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 10:1, 175 RPM, 2 hp Input Max, 651 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 10:1, 175 RPM, 1.5 hp Input Max, 407 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 10:1, 175 RPM, 1.5 hp Input Max, 407 in-lb Output Max, Keyed, 56C, Any Angle
DAYTON Speed Reducer: 15:1, 117 RPM, 1 hp Input Max, 430 in-lb Output Max, Keyed, 56C, Any Angle
Dayton
DAYTON Speed Reducer: 15:1, 117 RPM, 1 hp Input Max, 430 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

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