Sorry, online purchases are not available in your country.
Confirmation
Do you really want to delete this item(s) from your shopping cart?
Close

Managing quotes online is only available to users with corporate accounts. You can still request a quote, but it will be emailed to you.

Request Quote

Upgrade to a corporate account for advanced options and personal service.

ATTENTION
Attention
  • BDI’s Warehouse Store is a limited catalog featuring only stocked items, priced exclusively for self-service online purchases made within the BDI Warehouse Store.

  • Pricing shown is available ONLY in the Warehouse Store and NOT from BDI Branch offices.

  • All sales are taxable (no tax free purchases) and payable by credit card. They cannot be charged to your BDI account.

  • All orders include a $5 ground shipping charge.

  • To purchase with your BDI account, please click Cancel.
  
ATTENTION
Attention
Soon you will not be able to run BDIExpress with Internet Explorer.

Microsoft is discontinuing support for the Internet Explorer web browser and obsoleting it. Microsoft is recommending switching to Microsoft Edge.



Or click below to download another browser 
 

18XL037 1/2 https://www.bdiexpress.com/medias/INDM-GPULLEY-SYNC-H-SOL-FL-FB-300x300.jpg?context=bWFzdGVyfHJvb3R8MzExNTh8aW1hZ2UvanBlZ3xhREU0TDJobU1DODVPRGswTnprek9ETTROakl5TDBsT1JFMHRSMUJWVEV4RldWOVRXVTVEWDBoZlUwOU1YMFpNWDBaQ1h6TXdNSGd6TURBdWFuQm58NjFhMjE3MzcxYTk2NDAyZGM1NTVmYjZmNzdlY2Q5NjVjYWFhZDlmMDUxNmE4YTVkZjRmODhlZjE3ODE4ZTc5Zg
21535971 Pulleys - Synchronous 

MARTIN SPROCKET & GR MARTIN SPROCKET & GR

18XL037 1/2

Description

18XL037 1/2 SYNCHRONOUS PULLEY ; 1/2IN BORE 18 TEETH CAST IRON

Synchronous Pulley; 1/2" Bore; 3/8" Belt Width; 1/5 Inch Belt Pitch; XL Belt Style; 18 Teeth; 9/16" Face Width; Finished Bore; 1.126" Outside Diameter; 1.146" Pitch Diameter; Yes Keyway; No Bushing; No Minimum Plain Bore

Part #

18XL037 1/2

BDI #
21535971

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Details

2099-12-31 http://schema.org/NewCondition https://schema.org/LimitedAvailability Your Price Request A Price BDIExpress
QTY

Inventory

Total: Available to order

Category
Pulleys - Synchronous
Brand
MARTIN SPROCKET & GR
Manufacturer Name
MARTIN SPROCKET & GEAR
Minimum Buy Quantity
N/A
Weight / Kilogram
0
Product Group - BDI
M02316
Belt Pitch
1/5 Inch
Belt Style
XL
Number of Teeth
18
Mounting Method
Finished Bore
Flanges
Yes
Keyway Yes/No
Yes
Bushing Size
No Bushing
Minimum Plain Bore
No
Inch - Metric
Inch
Category - BDI
Pulley Synchronous
Harmonized Tariff Code
8483.50.90.80
Noun
Pulley
Keyword String
Synchronous
Manufacturer URL
https://www.martinsprocket.com
Weight / LBS
0.13
Long Description
Synchronous Pulley; 1/2" Bore; 3/8" Belt Width; 1/5 Inch Belt Pitch; XL Belt Style; 18 Teeth; 9/16" Face Width; Finished Bore; 1.126" Outside Diameter; 1.146" Pitch Diameter; Yes Keyway; No Bushing; No Minimum Plain Bore
Bore
0.5 Inch | 12.7 Millimeter
Flange Outside Diameter
1.375 Inch | 34.925 Millimeter
Pitch Diameter
1.146 Inch | 29.108 Millimeter
Face Width
0.563 Inch | 14.3 Millimeter
Belt Width
0.375 Inch | 9.525 Millimeter
Outside Diameter
1.126 Inch | 28.6 Millimeter

These items are similar to the one you've selected.
You can uncheck any attribute to search for other items which vary in relation to that attribute.

Find alternatives

Refresh

© copyright 2025 BDI All Rights Reserved