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 
 

17 Items found

Refine by

Current selections:
Category: Idler Chain Sprockets
Outside Diameter - Inch: 4.21875 - 4.375
categories
brand
chain size
number of teeth
mm in outside diameter
-
Need help?
833-505-2801 BDIEXPRESS Direct  | 

INDICATES Contract Pricing

Page 1 of 4

Next

Compare
80BB12H 3/4

COMPARE

80BB12H 3/4

Description
80BB12H 3/4 IDLER SPROCKET ; 1" P 12T HT BALL BRG 3/4" BORE

MARTIN SPROCKET & GR

Part # 80BB12H 3/4

BDI # 624465

Features

Chain Pitch - Inch: 1
Chain Size: 80
Chain Pitch - Millimeter: 25.4
Chain Type: Roller Chain
Bearing Type: Ball Bearing

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 4.33
Length Thru Bore - Millimeter: 15.494
Other Features: 0.575 Inch Teeth Width

Price Inventory : In stock
QTY
80BB12

COMPARE

80BB12

Description
80BB12 IDLER CHAIN SPROCKET

TIMKEN LOVEJOY

Part # 68514417464

BDI # 21444513

Features

Chain Pitch - Inch: 1
Chain Size: 80
Chain Pitch - Millimeter: 25.4
Chain Type: Roller Chain
Bearing Type: Ball Bearing

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 4.34
Length Thru Bore - Millimeter: 15.469
Other Features: Pre Lubricated

Price Inventory : In stock
QTY
80BB12H

COMPARE

80BB12H

Description
80BB12H IDLER SPROCKET

DODGE

Part # 102064

BDI # 252012

Features

Chain Pitch - Inch: 1
Chain Size: 80 | 80H
Chain Pitch - Millimeter: 25.4
Chain Type: Roller Chain
Bearing Type: Ball Bearing

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 4.332
Length Thru Bore - Millimeter: 18.288
Length Thru Bore - Inch: 0.72

Price Inventory : Available to order
QTY
40BB25H 5/8

COMPARE

40BB25H 5/8

Description
40BB25H 5/8 IDLER SPROCKET ; 1/2" P 25T HT BALL BRG 5/8" BORE

MARTIN SPROCKET & GR

Part # 40BB25H 5/8

BDI # 619490

Features

Chain Pitch - Inch: 0.5
Chain Size: 40
Chain Pitch - Millimeter: 12.7
Chain Type: Roller Chain
Bearing Type: Ball Bearing

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 4.26
Length Thru Bore - Millimeter: 18.288
Other Features: 0.284 Inch Teeth Width

Price Inventory : Available to order
QTY
HB80A12X3/4 IDLER

COMPARE

HB80A12X3/4 IDLER

Description
HB80A12X3/4 IDLER ; 1" P 12T BALL BEARING 3/4" BORE

BROWNING

Part # 1297472

BDI # 330011

Features

Chain Pitch - Inch: 1
Chain Size: 80
Chain Pitch - Millimeter: 25.4
Chain Type: Roller Chain
Bearing Type: Ball Bearing

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 4.33
Length Thru Bore - Millimeter: 15.494
Other Features: 0.575 Inch Teeth Width

Price Inventory : Available to order
QTY

© copyright 2025 BDI All Rights Reserved