Nord Gearbox SK1SI31-5-H-56-10
$368.55
Nord Gearbox SK1SI31-5-H-56-10 — FLEXBLOC worm gearbox with 1.22″ center distance, 5:1 ratio, NEMA 56C input, and hollow output shaft. Output: 350 RPM, 204 lb-in torque.
Description
Nord Gearbox SK1SI31-5-H-56-10 Overview
The Nord Gearbox SK1SI31-5-H-56-10 is a FLEXBLOC right-angle worm gearbox designed for compact power transmission with smooth, efficient operation. With a 5:1 ratio and a hollow output shaft, this gearbox offers reliability and flexibility for OEM and industrial applications.
Key Features & Specifications
✔ Center Distance: 1.22″ – compact and space-efficient
✔ Ratio: 5:1 – provides higher output speed with torque balance
✔ Input: NEMA 56C Motor Adapter – simple motor integration
✔ Output Shaft: 0.625″ Hollow Shaft – ideal for direct mounting or coupling
✔ Output Speed (RPM): 350 (with 1750 RPM motor input)
✔ Maximum Input Horsepower: 1.3 HP
✔ Maximum Output Torque: 204 lb-in
Ideal For
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OEM systems requiring a hollow shaft for direct coupling
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Conveyor and packaging machinery with compact spacing
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Light-to-medium duty automation projects
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Applications needing reliable worm gearbox performance with efficient power transfer
Purchase the Nord Gearbox SK1SI31-5-H-56-10
Upgrade your equipment with the Nord FLEXBLOC SK1SI31-5-H-56-10. Designed for smooth operation and flexibility, this gearbox is available with fast shipping and expert support.
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FAQs
What ratio does the Nord SK1SI31-5-H-56-10 provide?
It provides a 5:1 reduction ratio, giving 350 RPM output speed from a 1750 RPM motor.
What type of shaft does this gearbox use?
This model uses a 0.625″ hollow output shaft for direct drive applications.
How much torque does the SK1SI31-5-H-56-10 deliver?
It delivers up to 204 lb-in of output torque.
What motors are compatible with this gearbox?
It’s designed for NEMA 56C frame motors, making installation simple.
Where is this gearbox commonly used?
It’s often applied in conveyors, OEM equipment, and light automation systems.



