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Dayton Speed Reducer: 60:1, 29 RPM, 0.5 hp Input Max, 663 in-lb Output Max, Keyed - Direct-Drive Right-Angle Speed Reducers
DaytonDirect-Drive Right-Angle Speed Reducers

Dayton Speed Reducer: 60:1, 29 RPM, 0.5 hp Input Max, 663 in-lb Output Max, Keyed

The DAYTON Speed Reducer (MPN 4RP21) is a direct-drive right-angle speed reducer with a 60:1 ratio, delivering 29 RPM output. It accepts a maximum input of 0.5 hp and provides up to 663 in-lb of output torque…

SKU 3G-OTH-139407

Brand
Dayton
Item
Speed Reducer: 60:1, 29 RPM, 0.5 hp Input Max, 663 in-lb Output Max, Keyed
Category
Direct-Drive Right-Angle Speed Reducers
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Technical Specifications

Dayton
Manufacturer Part Number
4RP21
Type
29 RPM, 663 in-lb Output Max, Keyed, 56C, Any Angle
Input Max
0.5 hp
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYTON Speed Reducer (MPN 4RP21) is a direct-drive right-angle speed reducer with a 60:1 ratio, delivering 29 RPM output. It accepts a maximum input of 0.5 hp and provides up to 663 in-lb of output torque, featuring a keyed output shaft and a 56C frame. This unit is designed for any-angle mounting.

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.

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DAYTON Speed Reducer: 60:1, 29 RPM, 0.5 hp Input Max, 663 in-lb Output Max, Keyed, 56C, Any Angle (MPN 4RP28). Key specifications — attr665544: 56C; attr85418: DAYTON.
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DAYTON Speed Reducer: 50:1, 35 RPM, 0.5 hp Input Max, 582 in-lb Output Max, Keyed, 56C, Any Angle (MPN 4RP29). Key specifications — attr665544: 56C; attr85418: DAYTON.

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DAYTON Speed Reducer: 20:1, 88 RPM, 3 hp Input Max, 1816 in-lb Output Max, Keyed, 180TC/210C, 4Z018. Key specifications — attr665556: Any Position Except Input Motor Shaft Up; attr665544: 180TC/210C; attr85418: DAYTON.
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DAYTON Speed Reducer: 20:1, 88 RPM, 3 hp Input Max, 1816 in-lb Output Max, Keyed, 180TC/210C, 4Z018. Key specifications — attr665556: Any Position Except Input Motor Shaft Up; attr665544: 180TC/210C; attr85418: DAYTON.
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DAYTON Speed Reducer: 10:1, 175 RPM, 3 hp Input Max, 972 in-lb Output Max, Keyed, 56C, Any Angle (MPN 3GD53). Key specifications — attr665544: 56C; attr85418: DAYTON.
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