10 8V 4000 TB

Exact Stock Taper Bushed Hi-Cap wedge sheave identity and published geometry from Martin's official catalog.

Section8VGrooves10Pitch diameter40"OD40"Taper bushing6050Official source ↗

Published catalog evidence

Exact manufacturer record

D-28

Catalog number: 10 8V 4000 TB
Belt section: 8V
Groove count: 10
Pitch diameter: 40"
Outside diameter: 40"
Taper bushing: 6050
Published row: 10 8V 4000 TB 40 40 A-3 6050 6 2 .25 5 4 .375 550 .0 12 8V 4000 TB A-3 6050 6 4 5 4 .875 911 .5

Verification boundary

Do not infer interchange

Belt and groovesConfirm exact belt section, groove count, and matched-set requirements.

Bushing and shaftVerify taper-bushing number, finished bore, shaft, keyway, and installation.

GeometryCheck pitch diameter, OD, sheave width, alignment, guard clearance, and center distance.

Drive dutyConfirm RPM, horsepower, service factor, balance, environment, and current manufacturer limits.

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