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STOBER C402/3F-AW Replacement | Boston Gear 872BF/873BF | Replacement Intelligence

Manufacturer functional interchange

STOBER C402/3F-AW replacement

Boston Gear 872BF/873BF appears in the same manufacturer-published cross-reference row as STOBER C402/3F-AW at Match installed ratio/application · Boston 800 size 870 · Output flange mounted.

Published target872BF/873BFBoston GearMatch installed ratio/application

Evidence publisherBoston GearEvidence typeFunctional interchangeReviewedSep 21, 2026Open source ↗

Replacement referenceDirectional lookup

Existing / searched modelSTOBERC402/3F-AW

Published target modelBoston Gear872BF/873BF

What the source establishesFunctional interchange

Boston Gear publishes 872BF/873BF for 800 Series size 870 in the output flange 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 C402/3F-AW and Boston Gear 872BF/873BF are tied by the published source at Match installed ratio/application · Boston 800 size 870 · Output flange 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 row7

David BrownM072(3)FRNSame Match installed ratio/application published row →Falk07UCFN2(3)-NSame Match installed ratio/application published row →FlenderEF60/ZF60/DF60Same Match installed ratio/application published row →NORD DRIVESYSTEMSSK32(3)F-WSame Match installed ratio/application published row →SEW-EURODRIVERF70Same Match installed ratio/application published row →SEW-EURODRIVERF73Same Match installed ratio/application published row →SumitomoHF3140/45Same 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 ↗