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 
 

554 Items found

Refine by

Current selections:
Category: Shaft Couplings
Outside Diameter - Inch: 3.90625 - 4.0625
categories
brand
mm in outside diameter
-
mm in bore
-
hub type
mounting method
mm in width
-
number of teeth
Need help?
833-505-2801 BDIEXPRESS Direct  | 

INDICATES Contract Pricing

Page 1 of 111

Next

Compare
6S X 1 7/8

COMPARE

6S X 1 7/8

Description
6S X 1 7/8 COUPLING FLANGE

DODGE

Part # 004531

BDI # 238683

Features

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Cast Iron
Outside Diameter - Inch: 4

Length Thru Bore - Millimeter: 33.274
Other Features: Components May or May Not Intermix Among Brands | Shaft Attachment with 2 Set Screws
Hub Diameter - Millimeter: 71.374
Coupling Type: Elastomeric Coupling
Torque: 450In-Lbs

Price Inventory : In stock
QTY
20R HSB PM 1.875 WRAPFLEX 0789452

COMPARE

20R HSB PM 1.875 WRAPFLEX 0789452

Description
20R HSB PM 1.875 WRAPFLEX 0789452 ; NON RETURNABLE 1/2"X1/4"KW 2SS CPLG HUB

REXNORD

Part # 10057556

BDI # 18483976

Features

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 4

Length Thru Bore - Millimeter: 44.958
Other Features: Components May or May Not Intermix Among Brands | Jaw Type
Hub Diameter - Millimeter: 92.075
Coupling Type: Elastomeric Coupling
Torque: 2800In-Lbs

Price Inventory : In stock
QTY
6S 1

COMPARE

6S 1

Description
6S 1 COUPLING HUB

TB WOODS

Part # 6S1

BDI # 983539

Features

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Cast Iron
Outside Diameter - Inch: 4

Length Thru Bore - Millimeter: 41.275
Other Features: Components May or May Not Intermix Among Brands | SURE-FLEX | Type S
Hub Diameter - Millimeter: 63.5
Coupling Type: Elastomeric Coupling
Torque: EPDM/Neoprene 450 | Hytrel 1800In-Lbs

Price Inventory : In stock
QTY
6S X 1 1/8

COMPARE

6S X 1 1/8

Description
6S X 1 1/8 COUPLING FLANGE

DODGE

Part # 004519

BDI # 238671

Features

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Cast Iron
Outside Diameter - Inch: 4

Length Thru Bore - Millimeter: 41.275
Other Features: Components May or May Not Intermix Among Brands | Shaft Attachment with 2 Set Screws
Hub Diameter - Millimeter: 71.374
Coupling Type: Elastomeric Coupling
Torque: 450In-Lbs

Price Inventory : In stock
QTY
6S 1 3/8

COMPARE

6S 1 3/8

Description
6S 1 3/8 SLEEVE CPLG FLANGE ; 1-3/8" BORE 4" OD 2-1/2" HUB 1-5/8" LTB

MARTIN SPROCKET & GR

Part # 6S 1 3/8

BDI # 622558

Features

Bore Profile: Finished Bore
Component: Hub
Inch - Metric: Inch
Material: Cast Iron
Outside Diameter - Inch: 4

Length Thru Bore - Millimeter: 41.275
Other Features: Components May or May Not Intermix Among Brands
Hub Diameter - Millimeter: 63.5
Coupling Type: Elastomeric Coupling
Torque: TPR 450 | Hytrel 1800In-Lbs

Price Inventory : In stock
QTY

© copyright 2025 BDI All Rights Reserved