4 5V 670 TB

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

Section5VGrooves4Pitch diameter6.7"OD6.7"Taper bushing2517Official source ↗

Published catalog evidence

Exact manufacturer record

D-25

Catalog number: 4 5V 670 TB
Belt section: 5V
Groove count: 4
Pitch diameter: 6.7"
Outside diameter: 6.7"
Taper bushing: 2517
Published row: *4 5V 670 TB 6 .7 6 .7 A–1 2517 2 .5 – 1 .75 1 .3125 12 .0 * 5 5V 670 TB A–1 2517 2 .5 .5625 1 .75 1 .4375 13 .0

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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