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Winsmith M45 replacement & specifications | Replacement Intelligence

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Winsmith

M45

Aluminum Square (ALSQ)

current

Winsmith ALSQ size M45 published in the 2025 interchange guide with torque 416 lbf-in. Record source ↗

Source-backed record · Last reviewed Sep 21, 2026Compare this model →Verification methodology →

Specifications

Known configuration

3 fields

Interchange source: Winsmith 2025 Aluminum and Helical Interchange GuideSource ↗
Published size: ALSQ M45Source ↗
Published torque: 416 lbf-inSource ↗

Cross-reference

Replacement candidates

No verified one-to-one replacement relationship yet.

Manufacturer transition notices are kept separate from exact compatibility so a group-level product transition is never presented as a drop-in replacement.

Interchange check

What must match before substitution

6 checks

Ratio / speedConfirm the replacement produces the required output speed at the actual input speed.

Torque / dutyVerify continuous and peak torque, service factor, shock loading, starts per hour, and thermal duty.

Output geometryMatch shaft or bore diameter, key/spline/bushing, output side, usable length, and allowable overhung/thrust loads.

MountingCheck foot pattern, flange pilot/bolt circle, center height, torque arm, and mounting position.

Input / motorConfirm motor frame, adapter, input shaft or quill, power, brake, encoder, voltage, and frequency.

EnvironmentVerify lubricant, washdown/corrosion requirements, temperature, ingress protection, and hazardous-area needs.

Sourcing

Verified channels listing Winsmith

GraingerGrainger lists configured Winsmith reducers with ratio, torque, speed, motor frame, shaft/bore, center distance and lubrication specifications.

Coverage evidence ↗

Coverage means we verified a current merchant listing or catalog reference for the brand. Confirm stock, lead time, authorization status, and the exact configuration directly with the supplier.