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525/2525AQ cross-reference: 1525WQM, TMQ852, TMQ852 | Replacement Intelligence

Manufacturer-published cross-reference

525/2525AQ

Sterling Electric SMR cross-table row · Match installed ratio · AGMA unit size 5.25 in center distance

PublisherSterling ElectricCheckedSep 21, 2026

Claim typePublished manufacturer cross-referenceRatioMatch installed ratioAGMA unit size5.25 in center distanceOpen source table ↗

Models printed in this source row4

Publisher targetSterling Electric525/2525AQ

Published comparisonFalk Omnibox1525WQM

Published comparisonGrove GearTMQ852

Published comparisonLeeson IronmanTMQ852

What the evidence supportsClaim scope

Sterling Electric explicitly marks the listed competitor models "Yes" for interchange with 525/2525AQ at 5.25 in center distance in its 2000RA Style AQ Interchange Guide. Rows marked No are intentionally excluded.

This page does say

These model numbers appear together in the cited manufacturer-published cross-reference row.
Sterling Electric identifies 525/2525AQ as the target model in that published row.
The source associates the row with Match installed ratio and AGMA unit size 5.25 in center distance.

This page does not say

Every competitor model listed beside each other is independently certified as pairwise interchangeable.
Every installed accessory, bushing, motor mount, backstop, shaft, or screw-conveyor component will transfer unchanged.
The cross-reference removes the need to verify application torque, mounting, environment, and configuration.

Before treating it as a drop-in replacementVerification checklist

Ratio & speedVerify the actual ratio and required output speed.

Bushing / boreConfirm the installed shaft diameter and the required tapered bushing or bore arrangement.

AccessoriesCheck torque arm, backstop, motor mount, belt guard, screw-conveyor flange and drive shaft individually.

Torque & serviceConfirm continuous/peak torque, service factor, starts, shock load and thermal duty.

EnvelopeVerify center height, housing clearance and all mounting dimensions against the drawing.

EnvironmentConfirm lubricant, seals, ambient temperature, washdown/corrosion and hazardous-area requirements.

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