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 
 

2 Items found

Refine by

Current selections:
Category: Mechanical Power Transmission
Text Search: roller
Bore - Millimeter: 17.475
categories
number of teeth
Need help?
833-505-2801 BDIEXPRESS Direct  | 

INDICATES Contract Pricing


Compare
40BS12 X 11/16

COMPARE

40BS12 X 11/16

Description
40BS12 X 11/16 ROLLER CHAIN SPROCKET ; 40 ANSI 12 TEETH 11/16" BORE

MARTIN SPROCKET & GR

Part # 40BS12 X 11/16

BDI # 25195736

Features

Chain Pitch - Inch: 0.5
Chain Size: 40
Chain Pitch - Millimeter: 12.7
Chain Type: ANSI Roller Chain
Pitch Diameter - Inch: 1.932

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 2.166
Pitch Diameter - Millimeter: 49.07
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY
40B13 11/16 KW/2SS

COMPARE

40B13 11/16 KW/2SS

Description
40B13 11/16 KW/2SS SPROCKET ; ROLLER CHAIN SPROCKET 1/2IN PITCH

MARTIN SPROCKET & GR

Part # 40B13 11/16 KW/2SS

BDI # 21515766

Features

Chain Pitch - Inch: 0.5
Chain Size: 40
Chain Pitch - Millimeter: 12.7
Pitch Diameter - Inch: 2.089
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 2.328
Other Features: With 2 Set Screw
Pitch Diameter - Millimeter: 53.06
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY

© copyright 2026 BDI All Rights Reserved