4B300E V-Belt Sheave, 4 Grooves, AB Section, 30.35 in OD, E Bushing


Price:
$ 607.84

Description

4B300E V-Belt Sheave, 4 Grooves, AB Section, 30.35 in OD, E Bushing

The 4B300E is a 4-groove AB section classical section V-belt sheave with a 30.35 in outside diameter, fully machined from cast iron and statically balanced. It mounts with an industry-standard E QD® style bushing, sold separately, sized to your shaft.

Specifications

Specification Value
Part Number 4B300E
Belt Section AB
Grooves 4
Outside Diameter 30.35 in
Pitch Diameter (A / B belts) 29.6 in / 3 in
Face Width 3.25 in
Bushing E series, QD® style (not included)
Material Cast Iron, fully machined, statically balanced
Weight 86 lb
Country of Origin China

Applications

  • Classical section V-belt drives on fans, pumps, and compressors
  • HVAC and refrigeration equipment
  • General industrial machinery with A, B, or C section belts
  • Replacing worn sheaves on existing drives

Cross Reference

The 4B300E interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
Dodge® D4B300
Martin 4 B 300 E
Gates® QD4A29.8/B30.0
TB Woods® 3004B
Regal Rexnord (Browning®) 4B300E
Carlisle 4-B-300-E
Masterdrive 4B300E
Maurey 4B30.0
Jason Industrial 4B300E
Optibelt 4/B3000E

Always verify dimensions and bore size before substituting part numbers across manufacturers.

Buying in bulk? Save on volume.

Multi-unit and OEM quantities qualify for volume discounts. Call or email for a quantity quote.

Frequently Asked Questions

Does the 4B300E replace the Dodge D4B300 sheave?

Yes. Published interchange data crosses the 4B300E directly to the Dodge D4B300, as well as Martin 4 B 300 E, Gates QD4A29.8/B30.0, TB Woods 3004B. Verify groove count, diameter, and bore or bushing before ordering.

What bushing does the 4B300E use?

A E series QD style bushing, sold separately. E is an industry-standard bushing size, so any manufacturer's standard E bushing fits. Order the bushing bore that matches your shaft diameter.

Why does the 4B300E list two pitch diameters?

Combination sheaves run more than one belt section, and each section rides at a different depth in the groove. The 4B300E has a 29.6 in pitch diameter with A or 4L belts and 3 in with B or 5L belts.

Does the 4B300E ship from Houston?

Yes. Stock items ship same day from our Houston, Texas warehouse. Call (888) 203-2358 to confirm availability.

Need a quote on 4B300E?

Houston warehouse, same-day shipping on stock items.

Call (888) 203-2358

QD® is a registered trademark of TB Woods/Regal Rexnord. All third-party part numbers and trademarks referenced, including Dodge®, Gates®, Martin, TB Woods®, Browning®, and others shown in the cross reference table, are the property of their respective owners. References are for compatibility identification only and do not imply affiliation or endorsement.

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