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Martin AK46 P/B Plain Bore FHP Sheave, 3L/4L Belt Section, 1 Groove, 1/2" Bore, Class 30 Gray Cast Iron, 4.45" OD, 5575 max rpm, 3.86" Pitch Diameter/4.2 Datum

3.0 out of 5 stars 1 customer review

Price: $7.78 & FREE Shipping on orders over $49. Details
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Specifications for this item
Brand Name Martin
Part Number AK46 P/B
UPC 697950229072
Material Type Cast Iron
System of Measurement Inch
Cross Section 3L/4L
Bore Diameter 0.50  inches
Outside Diameter 4.45  inches
Pitch 3.86  inches
Bore Diameter Tolerance + .001 - .000  inches
EAN 0697950229072
Grade Class 30
Max Rotational Speed 5575  RPM
Number of Items 1
Outside Diameter Tolerance +/- .020  inches
Overall Length 1 5/32  inches
Size 5575 max rpm
Style Name 3.86" Pitch Diameter/4.2 Datum
UNSPSC Code 24101613

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Product Features

  • Classical V-belt sheave fits widely available, classical profile V-belts suitable for use in many existing drive designs
  • Class 30 gray cast iron for resistance to wear and galling
  • 3L/4L or A belt or cross section
  • One groove for single belt use

Product Description

This Martin P/B plain bore FHP sheave with a 3L/4L or A belt section is made of 30 gray cast iron and comes with one groove. It is a classical V-belt sheave that fits a variety of widely available, classical profile V-belts suitable for use in many existing power transmission drives. This pulley is made of class 30 gray cast iron for resistance to wear, corrosion, and galling. It has a 3L/4L or A cross section and one groove for use with multiple or banded belts. V-belt pulleys (sheaves) are used in a wide range of mechanical and electronic drives, including HVAC units, farm machinery, food processing equipment, and home appliances, among others.

V-belt pulleys (sheaves) are the component in a power transmission drive that transmits power to the belt. Typically made of cast iron, the pulleys and the V-belts that loop around them match in form – wide (classical) or narrow, single or multi-grooved. V-belt pulleys are found in drive designs in the agriculture, textile, printing, mining, and office equipment industries.

Martin Sprocket & Gear manufactures power transmission and conveying products. The company, founded in 1951 and headquartered in Arlington, TX, provides tools that meet American National Standards Institute (ANSI), National Aerospace Standard (NAS), and Deutsches Institut für Normung (DIN) standards.


Product Details

  • Shipping Weight: 2.2 pounds (View shipping rates and policies)
  • Domestic Shipping: Item can be shipped within U.S.
  • International Shipping: This item can be shipped to select countries outside of the U.S. Learn More
  • ASIN: B004BKIXE0
  • Average Customer Review: 3.0 out of 5 stars  See all reviews (1 customer review)
  • Amazon Best Sellers Rank: #1,139,700 in Industrial & Scientific (See Top 100 in Industrial & Scientific)

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I bough this and i found out that it doesn't have the screw that you use to tighten it down to the shaft
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