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 
 

14 Items found

Refine by

Current selections:
Category: Roller Chain Sprockets
Bore - Inch: 3.875
categories
brand
chain size
hub type
number of teeth
mm in outside diameter
-
Need help?
833-505-2801 BDIEXPRESS Direct  | 

INDICATES Contract Pricing

Page 1 of 3

Next

Compare
140B15 3-7/8 1 X 1/2 KW 2SS

COMPARE

140B15 3-7/8 1 X 1/2 KW 2SS

Description
140B15 3-7/8 1 X 1/2 KW 2SS SPROCKET ; 3/4-10 140 CHAIN 15 TEETH

MARTIN SPROCKET & GR

Part # 140B15 3-7/8 1 X 1/2 KW 2SS

BDI # 21928420

Features

Chain Pitch - Inch: 1.75
Chain Size: 140
Chain Pitch - Millimeter: 44.45
Pitch Diameter - Inch: 8.418
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 9.282
Other Features: With 2 Set Screw
Pitch Diameter - Millimeter: 213.817
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY
200B20H X 3-7/8 KW 2SS

COMPARE

200B20H X 3-7/8 KW 2SS

Description
200B20H X 3-7/8 KW 2SS RLR CHAIN SPRKT ; 3-7/8" BORE 20T CHAIN NO. 200

MARTIN SPROCKET & GR

Part # 200B20H X 3-7/8 KW 2SS

BDI # 23906679

Features

Chain Pitch - Inch: 2.5
Chain Size: 200
Chain Pitch - Millimeter: 63.5
Pitch Diameter - Inch: 15.98
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 17.285
Other Features: With 2 Set Screw
Pitch Diameter - Millimeter: 405.892
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY
140B15 X 3-7/8 1IN KW

COMPARE

140B15 X 3-7/8 1IN KW

Description
140B15 X 3-7/8 1IN KW SPROCKET ; 3-7/8" BORE

MARTIN SPROCKET & GR

Part # 140B15 X 3-7/8 1IN KW

BDI # 24218841

Features

Chain Pitch - Inch: 1.75
Chain Size: 140
Chain Pitch - Millimeter: 44.45
Chain Type: ANSI Roller Chain
Pitch Diameter - Inch: 8.418

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 9.282
Pitch Diameter - Millimeter: 213.817
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY
120B18 X 3-7/8 MTO

COMPARE

120B18 X 3-7/8 MTO

Description
120B18 X 3-7/8 MTO CHAIN SPROCKET ; 120 ANSI 18 TEETH 3-7/8" BORE

MARTIN SPROCKET & GR

Part # 120B18 X 3-7/8 MTO

BDI # 24966222

Features

Chain Pitch - Inch: 1.5
Chain Size: 120
Chain Pitch - Millimeter: 38.1
Chain Type: ANSI Roller Chain
Pitch Diameter - Inch: 8.639

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 9.407
Pitch Diameter - Millimeter: 219.431
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY
120B28 3-7/8 KW 2SS

COMPARE

120B28 3-7/8 KW 2SS

Description
120B28 3-7/8 KW 2SS SPROCKET ; 1-1/2IN PITCH 3-7/8IN BORE 28 TEETH

MARTIN SPROCKET & GR

Part # 120B28 3-7/8 KW 2SS

BDI # 21535936

Features

Chain Pitch - Inch: 1.5
Chain Size: 120
Chain Pitch - Millimeter: 38.1
Pitch Diameter - Inch: 13.397
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 14.213
Other Features: With 2 Set Screw
Pitch Diameter - Millimeter: 340.29
Mounting Method: Finished Bore

Price Inventory : Available to order
QTY

© copyright 2025 BDI All Rights Reserved