43V1900SF V-Belt Sheave, 4 Grooves, 3V Section, 19 in OD, SF Bushing


Price:
$ 332.53

Description

43V1900SF V-Belt Sheave, 4 Grooves, 3V Section, 19 in OD, SF Bushing

The 43V1900SF is a 4-groove 3V section narrow wedge V-belt sheave with a 19 in outside diameter, fully machined from cast iron and statically balanced. It mounts with an industry-standard SF QD® style bushing, sold separately, sized to your shaft. It runs 3V and 3VX narrow wedge V-belts.

Specifications

Specification Value
Part Number 43V1900SF
Belt Section 3V
Grooves 4
Outside Diameter 19 in
Pitch Diameter 18.95 in
Face Width 1.906 in
Bushing SF series, QD® style (not included)
Material Cast Iron, fully machined, statically balanced
Weight 35 lb
Country of Origin China

Applications

  • Multi-belt narrow wedge drives on fans, blowers, and pumps
  • HVAC air handlers and cooling tower drives
  • Compressors and industrial process equipment
  • Replacing worn sheaves on existing drives without changing belts or bushings

Cross Reference

The 43V1900SF interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
Dodge® D4-3V190
Martin 4 3V 1900 SK
Gates® QD4/3V19.00
TB Woods® 3V1904
Regal Rexnord (Browning®) 43V1900SF
Carlisle 4-3V-1900-SK
Masterdrive 4/3V1900SF
Maurey 43V19.0-SF
Jason Industrial 4/3V1900SF
Optibelt QD 3V1900/4 SF

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

What belts run on the 43V1900SF?

3V and 3VX narrow wedge V-belts. These sections are standardized, so any manufacturer's belts of the correct section and length will run in the grooves.

Does the 43V1900SF replace the Dodge D4-3V190 sheave?

Yes. Published interchange data crosses the 43V1900SF directly to the Dodge D4-3V190, as well as Martin 4 3V 1900 SK, Gates QD4/3V19.00, TB Woods 3V1904. Verify groove count, diameter, and bore or bushing before ordering.

What bushing does the 43V1900SF use?

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

Does the 43V1900SF 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 43V1900SF?

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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