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SEW-EURODRIVE K29 replacement & specifications | Replacement Intelligence

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SEW-EURODRIVE

K29

current

Official K Series size 29. The manufacturer source lists 25 × 50 mm as the primary solid-shaft dimension for this size. Record source ↗

Source-backed record · Last reviewed Sep 20, 2026Compare this model →Verification methodology →

Specifications

Known configuration

2 fields

gear unit size: 29Source ↗
standard solid shaft: 25 × 50 mmSource ↗

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 SEW-EURODRIVE

MROSupplyMROSupply lists configured SEW-EURODRIVE reducers with ratio, mounting, shaft and lubrication fields.

Coverage evidence ↗

MotionVerified online SEW-EURODRIVE gearbox listing; exact stock/quote status varies by configuration.

Coverage evidence ↗

Radwell InternationalRadwell search results show extensive SEW-EURODRIVE gearbox listings and repair/surplus options.

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.