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 
 

130 Items found

Refine by

Current selections:
Category: Mechanical Power Transmission
Text Search: poly chain
Chain Size: 40-3
categories
brand
mm in bore
-
hub type
mounting method
number of teeth
mm in outside diameter
-
mm in roller diameter
mm in roller width
-
Need help?
905-238-3392 Distribution Center  | 

INDICATES Contract Pricing

Page 1 of 26

Next

Compare
40-3 RIV 10FT

COMPARE

40-3 RIV 10FT

Description
40-3 RIV 10FT ROLLER CHAIN ; 10FT/BOX

MORSE INDUSTRIAL

Part # 322043

BDI # 340596

Features

Roller Width - Inch: 0.313
Chain Pitch - Inch: 0.5
Chain Size: 40-3
Component: Chain
Roller Diameter - Millimeter: 7.925

Inch - Metric: Inch
Material: Carbon Steel
Roller Material: Carbon Steel
Other Features: Loose Fit Center Plate
Global Part Number GPN: 226995

Price Inventory : Available to order
QTY
DMD-40-3 SO CO LINK P;D5655

COMPARE

DMD-40-3 SO CO LINK P;D5655

Description
40-3 SO CO LINK P ; D5655 ; ROLLER CHAIN CONNECTING LINK

DIAMOND CHAIN

Part # C-446603CL-18

BDI # 20855164

Features

Roller Width - Inch: 0.313
Chain Pitch - Inch: 0.5
Chain Size: 40-3
Component: Connecting Link
Roller Diameter - Millimeter: 7.925

Inch - Metric: Inch
Material: Carbon Steel
Other Features: Press Fit
Chain Series: Standard
Internal Special Features: No

Price Inventory : Available to order
QTY
DMD-40-3 DOFF LINK;D5943

COMPARE

DMD-40-3 DOFF LINK;D5943

Description
40-3 DOFF LINK ; D5943 ; ROLLER CHAIN OFFSET LINK

DIAMOND CHAIN

Part # C-746603-P

BDI # 20855544

Features

Roller Width - Inch: 0.313
Chain Pitch - Inch: 0.5
Chain Size: 40-3
Component: Offset Link
Roller Diameter - Millimeter: 7.925

Inch - Metric: Inch
Material: Carbon Steel
Roller Material: Carbon Steel
Chain Series: Standard
Internal Special Features: No

Price Inventory : Available to order
QTY
DMD-40-3 SO CO LINK;D5335

COMPARE

DMD-40-3 SO CO LINK;D5335

Description
40-3 SO CO LINK ; D5335 ; ROLLER CHAIN CONNECTING LINK

DIAMOND CHAIN

Part # C-446603CL-08-P

BDI # 21485999

Features

Roller Width - Inch: 0.313
Chain Pitch - Inch: 0.5
Chain Size: 40-3
Component: Connecting Link
Roller Diameter - Millimeter: 7.925

Inch - Metric: Inch
Material: Carbon Steel
Other Features: Slip Fit
Chain Series: Standard
Internal Special Features: No

Price Inventory : Available to order
QTY
E40Q35H

COMPARE

E40Q35H

Description
E40Q35H ROLLER CHAIN SPROCKET ; MST TRIPLE STRAND

MARTIN SPROCKET & GR

Part # E40Q35H

BDI # 608525

Features

Chain Pitch - Inch: 0.5
Chain Size: 40-3
Pitch Diameter - Inch: 5.578
Inch - Metric: Inch
Material: Steel

Outside Diameter - Inch: 5.856
Other Features: Bushing Sold Separately | Bushing Not Included | Split Taper Bushing
Global Part Number GPN: 571320
Pitch Diameter - Millimeter: 141.68
Mounting Method: Bushed

Price Inventory : Available to order
QTY

© copyright 2026 BDI All Rights Reserved