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NORD Speed Reducer: 25:1, 70 RPM, 0.37 hp Input Max, 221 in-lb Output Max, Hollow - Hollow Shaft Direct-Drive Right Angle Speed Reducers
NORDHollow Shaft Direct-Drive Right Angle Speed Reducers

NORD Speed Reducer: 25:1, 70 RPM, 0.37 hp Input Max, 221 in-lb Output Max, Hollow

The NORD Speed Reducer: 25:1 is a hollow shaft direct-drive right angle speed reducer with a 25:1 ratio, 70 RPM output, 0.37 hp input max, and 221 in-lb output max. It features a 56C frame and is designed for…

SKU 3G-OTH-136175

Also listed as: SK1SI31Y56C251 · SK1SI31Y 56C 25 1 · SK1SI31Y-56C-25-1

Brand
NORD
Item
Speed Reducer: 25:1, 70 RPM, 0.37 hp Input Max, 221 in-lb Output Max, Hollow
Category
Hollow Shaft Direct-Drive Right Angle Speed Reducers
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NORD
Manufacturer Part Number
SK1SI31Y-56C-25:1
Type
70 RPM, 221 in-lb Output Max, Hollow, 56C, Any Angle
Input Max
0.37 hp

Technical Documents

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

Product Description

The NORD Speed Reducer: 25:1 is a hollow shaft direct-drive right angle speed reducer with a 25:1 ratio, 70 RPM output, 0.37 hp input max, and 221 in-lb output max. It features a 56C frame and is designed for any-angle mounting.

Frequently Asked Questions

What is the NORD Speed Reducer SK1SI31Y-56C-25:1 used for?

This NORD hollow shaft direct-drive right angle speed reducer is used to reduce motor speed and increase torque in industrial conveyor systems, packaging machinery, and material handling equipment. Its 25:1 ratio and 221 in-lb output max suit moderate-load applications requiring precise speed control.

What are the specifications of the NORD Speed Reducer 25:1?

The NORD Speed Reducer SK1SI31Y-56C-25:1 has a 25:1 ratio, 70 RPM output, 0.37 hp input max, and 221 in-lb output max. It features a 56C frame, hollow shaft, and any-angle mounting. The manufacturer part number is SK1SI31Y-56C-25:1.

Where to buy the NORD Speed Reducer 25:1 worldwide?

3G Electric supplies the NORD Speed Reducer SK1SI31Y-56C-25:1 worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to select the right NORD speed reducer for an application?

To select the correct NORD speed reducer, match the input horsepower (0.37 hp max), output torque (221 in-lb max), and ratio (25:1) to your motor and load requirements. Verify the 56C frame and hollow shaft fit your drive system. Consult NORD's selection guide for any-angle mounting.

Used in

Common applications for NORD
Conveyor systems — NORD SK1SI series speed reducers with 30:1 ratio for belt drives in material handling
Food processing washdown zones — NORD right angle washdown-duty AC gearmotor (SKU 5YW33) for mixers
Packaging machinery — NORD hollow shaft speed reducer with 15:1 ratio for film unwind stations
Water treatment — NORD speed reducer with 100:1 ratio for slow-speed agitator drives
Automated assembly lines — NORD 20:1 ratio reducer for indexing tables
Bulk material handling — NORD 60:1 ratio hollow shaft reducer for screw conveyors

NORD Products

3G Electric supplies NORD hollow shaft 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
NORD Speed Reducer: 50:1, 35 RPM, 0.25 hp Input Max, 230 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI31Y-56C-50:1)
NORD
NORD Speed Reducer: 50:1, 35 RPM, 0.25 hp Input Max, 230 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI31Y-56C-50:1)
NORD Speed Reducer: 50:1, 35 RPM, 0.63 hp Input Max, 681 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI50Y-56C-50:1)
NORD
NORD Speed Reducer: 50:1, 35 RPM, 0.63 hp Input Max, 681 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI50Y-56C-50:1)
NORD Speed Reducer: 50:1, 35 RPM, 1.75 hp Input Max, 2062 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI75Y-56C-50:1)
NORD
NORD Speed Reducer: 50:1, 35 RPM, 1.75 hp Input Max, 2062 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI75Y-56C-50:1)
NORD Speed Reducer: 40:1, 44 RPM, 0.37 hp Input Max, 248 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI31Y-56C-40:1)
NORD
NORD Speed Reducer: 40:1, 44 RPM, 0.37 hp Input Max, 248 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI31Y-56C-40:1)
NORD Speed Reducer: 100:1, 18 RPM, 0.06 hp Input Max, 186 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI31Y-56C-100:1)
NORD
NORD Speed Reducer: 100:1, 18 RPM, 0.06 hp Input Max, 186 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI31Y-56C-100:1)
NORD Speed Reducer: 60:1, 29 RPM, 0.25 hp Input Max, 212 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI31Y-56C-60:1)
NORD
NORD Speed Reducer: 60:1, 29 RPM, 0.25 hp Input Max, 212 in-lb Output Max, Hollow, 56C, Any Angle (MPN SK1SI31Y-56C-60:1)

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