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C102/3N-AW → 842B/843B replacement

Manufacturer functional interchange

STOBER C102/3N-AW replacement

Boston Gear 842B/843B appears in the same manufacturer-published cross-reference row as STOBER C102/3N-AW at Match installed ratio/application · Boston 800 size 840 · Foot mounted.

Published target842B/843BBoston GearMatch installed ratio/application

Evidence publisherBoston GearEvidence typeFunctional interchangeReviewedSep 21, 2026Open source ↗

Replacement referenceDirectional lookup

Existing / searched modelSTOBERC102/3N-AWOpen source-model record →

Published target modelBoston Gear842B/843B

What the source establishesFunctional interchange

Boston Gear publishes 842B/843B for 800 Series size 840 in the foot mounted column of its in-line helical interchange guide. Boston states the 800 Series is designed to be functionally interchangeable with listed drives while requiring verification of ratings and dimensions.

Evidence meaning

The manufacturer describes the target family as functionally interchangeable with the listed competitor model or configuration.

STOBER C102/3N-AW and Boston Gear 842B/843B are tied by the published source at Match installed ratio/application · Boston 800 size 840 · Foot mounted.

Evidence boundary

The source still requires ratings, dimensions, ratio, fit, and application conditions to be checked before ordering.

Other models in the same published row6

David BrownM042(3)BRNSame Match installed ratio/application published row →Falk04UCBN2(3)-NSame Match installed ratio/application published row →FlenderE30/Z30/D30Same Match installed ratio/application published row →NORD DRIVESYSTEMSSK12(3)-WSame Match installed ratio/application published row →SEW-EURODRIVER40Same Match installed ratio/application published row →SumitomoH3100/05Same Match installed ratio/application published row →

Replacement verification checklistBefore purchase

RatioConfirm nominal and actual ratio against required output speed.

Shaft / boreMeasure the driven shaft and verify bushing or bore configuration.

InputCheck high-speed shaft, motor frame, sheave and input interface.

MountingCompare center height, footprint, torque-arm geometry and housing clearances.

AccessoriesDo not assume existing backstops, motor mounts, belt guards or screw-conveyor hardware transfer.

DutyRecheck torque, service factor, shock, starts per hour, temperature and lubrication.

Full published row Field checklist Source document ↗