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 
 

1,494 Items found

Refine by

Current selections:
Category: Roller Chain Sprockets
Number of Teeth: 30
categories
brand
chain size
hub type
mounting method
mm in outside diameter
-
Need help?
833-505-2801 BDIEXPRESS Direct  | 

INDICATES Contract Pricing

Page 1 of 299

Next

Compare
H50BTL30

COMPARE

H50BTL30

Description
H50BTL30 ROLLER CHAIN SPROCKET ; NO.50 CHAIN 5/8"P 30T TAPERLOCK W/HT

TSUBAKI

Part # H50BTL30

BDI # 919624

Features

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

Material: Carbon Steel
Outside Diameter - Inch: 6.321
Other Features: Bushing Sold Separately | Bushing Not Included | Taper Lock Bushing
Pitch Diameter - Millimeter: 151.87
Mounting Method: Bushed

Price Inventory : In stock
QTY
120R30H

COMPARE

120R30H

Description
120R30H ROLLER CHAIN SPROCKET ; MST SINGLE STRAND

MARTIN SPROCKET & GR

Part # 120R30H

BDI # 615190

Features

Chain Pitch - Inch: 1.5
Chain Size: 120
Pitch Diameter - Inch: 14.351
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 15.171
Other Features: Bushing Sold Separately | Bushing Not Included | Split Taper Bushing
Global Part Number GPN: 571464
Pitch Diameter - Millimeter: 364.515
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
40BTB30

COMPARE

40BTB30

Description
40BTB30 ROLLER CHAIN SPROCKET ; 1/2" 30T BORE FOR 1610 BUSHING

MARTIN SPROCKET & GR

Part # 40BTB30

BDI # 620138

Features

Chain Pitch - Inch: 0.5
Chain Size: 40
Pitch Diameter - Inch: 4.783
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 5.057
Other Features: Bushing Sold Separately | Bushing Not Included | Taper Lock Bushing
Global Part Number GPN: 32070
Pitch Diameter - Millimeter: 121.5
Mounting Method: Bushed

Price Inventory : In stock
QTY
D40BTB30

COMPARE

D40BTB30

Description
D40BTB30 ROLLER CHAIN SPROCKET ; 1/2" P 30T DOUBLE BORE FOR 2012 BUSHING

MARTIN SPROCKET & GR

Part # D40BTB30

BDI # 607729

Features

Chain Pitch - Inch: 0.5
Chain Size: 40-2
Pitch Diameter - Inch: 4.783
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 5.057
Other Features: Bushing Sold Separately | Bushing Not Included | Taper Lock Bushing
Global Part Number GPN: 30341
Pitch Diameter - Millimeter: 121.5
Mounting Method: Bushed

Price Inventory : In stock
QTY

© copyright 2026 BDI All Rights Reserved