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 
 

27 Items found

Refine by

Current selections:
Category: Mechanical Power Transmission
Outside Diameter - Inch: 4.321
categories
brand
chain size
hub type
mounting method

INDICATES Contract Pricing

Page 1 of 6

Next

Compare
50BS20HT 1 1/4

COMPARE

50BS20HT 1 1/4

Description
50BS20HT 1 1/4 ROLLER CHAIN SPROCKET ; 5/8" P 20T HT 1-1/4" BORE

MARTIN SPROCKET & GR

Part # 50BS20HT 1 1/4

BDI # 621407

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 3.995
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 4.321
Other Features: With 2 Set Screw
Global Part Number GPN: 34017
Pitch Diameter - Millimeter: 101.48
Mounting Method: Finished Bore

Price Inventory : In stock
$ 49.81 / each QTY
50BS20 1 1/4

COMPARE

50BS20 1 1/4

Description
50BS20 1 1/4 ROLLER CHAIN SPROCKET ; 5/8" P 20T 1-1/4" BORE

MARTIN SPROCKET & GR

Part # 50BS20 1 1/4

BDI # 621397

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 3.995
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 4.321
Other Features: With 2 Set Screw
Global Part Number GPN: 34016
Pitch Diameter - Millimeter: 101.48
Mounting Method: Finished Bore

Price Inventory : In stock
$ 34.79 / each QTY
50BS20 1 3/16

COMPARE

50BS20 1 3/16

Description
50BS20 1 3/16 ROLLER CHAIN SPROCKET ; 5/8" P 20T 1-3/16" BORE

MARTIN SPROCKET & GR

Part # 50BS20 1 3/16

BDI # 621399

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 3.995
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 4.321
Other Features: With 2 Set Screw
Global Part Number GPN: 33736
Pitch Diameter - Millimeter: 101.48
Mounting Method: Finished Bore

Price Inventory : In stock
$ 34.79 / each QTY
50SDS20

COMPARE

50SDS20

Description
50SDS20 ROLLER CHAIN SPROCKET ; 5/8" P 20T BORE FOR SDS BUSHING

MARTIN SPROCKET & GR

Part # 50SDS20

BDI # 622118

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 3.995
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 4.321
Other Features: Bushing Sold Separately | Bushing Not Included | QD Bushing | Bore Size 2 Inch Has No Keyway
Global Part Number GPN: 31002
Pitch Diameter - Millimeter: 101.48
Mounting Method: Bushed

Price Inventory : In stock
$ 41.93 / each QTY
50BS20 1 1/8

COMPARE

50BS20 1 1/8

Description
50BS20 1 1/8 ROLLER CHAIN SPROCKET ; 5/8" P 20T 1-1/8" BORE

MARTIN SPROCKET & GR

Part # 50BS20 1 1/8

BDI # 621398

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 3.995
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 4.321
Other Features: With 2 Set Screw
Global Part Number GPN: 33469
Pitch Diameter - Millimeter: 101.48
Mounting Method: Finished Bore

Price Inventory : In stock
$ 34.79 / each QTY

© copyright 2025 BDI All Rights Reserved