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 
 

48 Items found

Refine by

Current selections:
Category: Chain Couplings
Outside Diameter - Millimeter: 50.0 - 75.0
categories
brand
mm in outside diameter
-
mm in width
-
mm in bore
-
hub type
number of teeth
Need help?
905-238-3392 Distribution Center  | 

INDICATES Contract Pricing

Page 1 of 10

Next

Compare
4016 1 1/4

COMPARE

4016 1 1/4

Description
4016 1 1/4 ; COUPLING SPROCKET ROLLER

MARTIN SPROCKET & GR

Part # 697950046891

BDI # 620383

Features

Bore Profile: Finished Bore
Component: Hub
Coupling Type: Chain Coupling
Inch - Metric: Inch
Outside Diameter - Inch: 2.81

Material: Steel
Other Features: Components May or May Not Intermix Among Brands | Hardened Teeth | Set Screw
Length Thru Bore - Millimeter: 28.575
Hub Diameter - Millimeter: 50
Hub Diameter - Inch: 1.969

Price Inventory : In stock
QTY
4016 1

COMPARE

4016 1

Description
4016 1 CHAIN CPLG HUB ; 1" BORE 1-31/32" HUB DIA

MARTIN SPROCKET & GR

Part # 4016 1

BDI # 620382

Features

Bore Profile: Finished Bore
Component: Hub
Coupling Type: Chain Coupling
Inch - Metric: Inch
Outside Diameter - Inch: 2.81

Material: Steel
Other Features: Components May or May Not Intermix Among Brands | Hardened Teeth | Set Screw
Length Thru Bore - Millimeter: 28.575
Hub Diameter - Millimeter: 50
Hub Diameter - Inch: 1.969

Price Inventory : In stock
QTY
CR4012K

COMPARE

CR4012K

Description
4012 COUPLING COVER ; 4012 COUPLING COVER

TSUBAKI

Part # 4012COVER

BDI # 928977

Features

Component: Cover
Coupling Type: Chain Coupling
Inch - Metric: Metric
Outside Diameter - Inch: 2.953
Width - Millimeter: 75

Material: Die-Cast Aluminum
Other Features: Components May or May Not Intermix Among Brands
Outside Diameter - Millimeter: 75
Width - Inch: 2.953

Price Inventory : Available to order
QTY
4012

COMPARE

4012

Description
4012 ; COUPLING SPK ROLLER-STK BORE

MARTIN SPROCKET & GR

Part # 697950048314

BDI # 620375

Features

Bore Profile: Minimum Plain Bore
Component: Hub
Coupling Type: Chain Coupling
Inch - Metric: Inch
Outside Diameter - Inch: 2.17

Material: Steel
Other Features: Components May or May Not Intermix Among Brands | Hardened Teeth
Length Thru Bore - Millimeter: 28.575
Hub Diameter - Millimeter: 35.712
Hub Diameter - Inch: 1.406

Price Inventory : Available to order
QTY
4012 1/2

COMPARE

4012 1/2

Description
4012 1/2 ; COUPLING SPROCKET ROLLER

MARTIN SPROCKET & GR

Part # 697950046693

BDI # 620376

Features

Bore Profile: Finished Bore
Component: Hub
Coupling Type: Chain Coupling
Inch - Metric: Inch
Outside Diameter - Inch: 2.17

Material: Steel
Other Features: Components May or May Not Intermix Among Brands | Hardened Teeth | Set Screw
Length Thru Bore - Millimeter: 28.575
Hub Diameter - Millimeter: 35.712
Hub Diameter - Inch: 1.406

Price Inventory : Available to order
QTY

© copyright 2025 BDI All Rights Reserved