Martin 5V · D-25
4 5V 1320 TB
Exact Stock Taper Bushed Hi-Cap wedge sheave identity and published geometry from Martin's official catalog.
Published catalog evidence
Exact manufacturer record
- Catalog number
- 4 5V 1320 TB
- Belt section
- 5V
- Groove count
- 4
- Pitch diameter
- 13.2"
- Outside diameter
- 13.2"
- Taper bushing
- 3020
- Published row
- 4 5V 1320 TB 13 .2 13 .2 A–3 3020 3 – 2 1 .0625 42 .0 5 5V 1320 TB A–2 3535 3 .5 – 3 .5 .25 56 .0
Verification boundary
What still needs to match
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.
Related catalog sheaves
Same section and groove count
5V · 4 grooves4 5V 1250 TB12.5" PD · bushing 30205V · 4 grooves4 5V 1400 TB14" PD · bushing 35355V · 4 grooves4 5V 1180 TB11.8" PD · bushing 30205V · 4 grooves4 5V 1500 TB15" PD · bushing 35355V · 4 grooves4 5V 1130 TB11.3" PD · bushing 30205V · 4 grooves4 5V 1090 TB10.9" PD · bushing 30205V · 4 grooves4 5V 1600 TB16" PD · bushing 35355V · 4 grooves4 5V 1030 TB10.3" PD · bushing 3020