8 5V 1320 TB

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

Section5VGrooves8Pitch diameter13.2"OD13.2"Taper bushing4040Official source ↗

Published catalog evidence

Exact manufacturer record

D-26

Catalog number: 8 5V 1320 TB
Belt section: 5V
Groove count: 8
Pitch diameter: 13.2"
Outside diameter: 13.2"
Taper bushing: 4040
Published row: 6 5V 1320 TB 13 .2 13 .2 A–2 3535 3 .5 – 3 .5 .9375 68 .0 8 5V 1320 TB A–1 4040 4 .25 4 1 .5625 87 .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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