Martin 5V · D-7
5 5V 1250 E
Exact Stock QD Hi-Cap wedge sheave identity and geometry from Martin's official sheave catalog.
Published catalog evidence
Exact manufacturer record
- Catalog number
- 5 5V 1250 E
- Belt section
- 5V
- Number of grooves
- 5
- Pitch diameter
- 12.5"
- Outside diameter
- 12.5"
- QD bushing
- E
- Catalog page
- D-7
- Published row text
- 4 5V 1250 E 12 .5 12 .5 B-3 E 3 .5 0 .5625 1 .4375 2 .625 0 .125 43 .0 5 5V 1250 E A-3 E 3 .5 0 .875 1 .75 2 .625 0 .25 45 .0
Verification boundary
What still needs to match
Belt and groovesConfirm the exact 3V, 5V, or 8V belt section, groove count, belt construction, and matched-set requirements.
Bushing and shaftVerify the QD bushing size, finished bore, shaft diameter, key/keyway, bushing orientation, and installation torque.
GeometryConfirm pitch diameter, outside diameter, sheave width, hub projection, guard clearance, and center-distance constraints.
Drive dutyCheck motor speed, sheave RPM, horsepower, service factor, belt speed, alignment, balance, environmental limits, and current manufacturer ratings.
Related catalog sheaves
Same section and groove count
5V · 5 grooves5 5V 1180 E11.8" PD · QD E5V · 5 grooves5 5V 1320 E13.2" PD · QD E5V · 5 grooves5 5V 1130 E11.3" PD · QD E5V · 5 grooves5 5V 1400 E14" PD · QD E5V · 5 grooves5 5V 1090 E10.9" PD · QD E5V · 5 grooves5 5V 1030 E10.3" PD · QD E5V · 5 grooves5 5V 1500 E15" PD · QD E5V · 5 grooves5 5V 975 E9.75" PD · QD E