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 
 

235 Items found

Refine by

Current selections:
Category: Mechanical Power Transmission
Outside Diameter - Inch: 6.321
categories
brand
chain size
hub type
mounting method
Need help?
833-505-2801 BDIEXPRESS Direct  | 

INDICATES Contract Pricing

Page 1 of 47

Next

Compare
50BS30 1 3/16

COMPARE

50BS30 1 3/16

Description
50BS30 1 3/16 ROLLER CHAIN SPROCKET ; 5/8" P 30T 1-3/16" BORE

MARTIN SPROCKET & GR

Part # 50BS30 1 3/16

BDI # 621533

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 5.979
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 6.321
Other Features: With 2 Set Screw
Global Part Number GPN: 33754
Pitch Diameter - Millimeter: 151.87
Mounting Method: Finished Bore

Price Inventory : In stock
QTY
50BTB30

COMPARE

50BTB30

Description
50BTB30 ROLLER CHAIN SPROCKET ; 5/8" P 30T BORE FOR 2012 BUSHING

MARTIN SPROCKET & GR

Part # 50BTB30

BDI # 621922

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 5.979
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 6.321
Other Features: Bushing Sold Separately | Bushing Not Included | Taper Lock Bushing
Global Part Number GPN: 32148
Pitch Diameter - Millimeter: 151.87
Mounting Method: Bushed

Price Inventory : In stock
QTY
50BTB30H

COMPARE

50BTB30H

Description
50BTB30H ROLLER CHAIN SPROCKET ; 5/8" P 30T HT BORE FOR 2012 BUSHING

MARTIN SPROCKET & GR

Part # 50BTB30H

BDI # 621923

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 5.979
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 6.321
Other Features: Bushing Sold Separately | Bushing Not Included | Taper Lock Bushing
Global Part Number GPN: 32149
Pitch Diameter - Millimeter: 151.87
Mounting Method: Bushed

Price Inventory : In stock
QTY
50A30

COMPARE

50A30

Description
50A30 ROLLER CHAIN SPROCKET ; 5/8" P 30T 21/32" MIN PLAIN BORE A PLATE

MARTIN SPROCKET & GR

Part # 50A30

BDI # 621170

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Chain Pitch - Millimeter: 15.875
Pitch Diameter - Inch: 5.979
Inch - Metric: Inch

Material: Steel
Outside Diameter - Inch: 6.321
Global Part Number GPN: 31732
Pitch Diameter - Millimeter: 151.87
Mounting Method: Rough Bore

Price Inventory : In stock
QTY
50SDS30

COMPARE

50SDS30

Description
50SDS30 ROLLER CHAIN SPROCKET ; 5/8" P 30T BORE FOR SDS BUSHING

MARTIN SPROCKET & GR

Part # 50SDS30

BDI # 622136

Features

Chain Pitch - Inch: 0.625
Chain Size: 50
Pitch Diameter - Inch: 5.979
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 6.321
Other Features: Bushing Sold Separately | Bushing Not Included | QD Bushing | Bore Size 2 Inch Has No Keyway
Global Part Number GPN: 31020
Pitch Diameter - Millimeter: 151.87
Mounting Method: Bushed

Price Inventory : In stock
QTY

© copyright 2025 BDI All Rights Reserved