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 
 

28BTB25H https://www.bdiexpress.com/medias/INDXXXSPKTXX-RC-B-1-TL-KW-STL-300x300.jpg?context=bWFzdGVyfHJvb3R8MTcyMjR8aW1hZ2UvanBlZ3xhR00zTDJoa09DODVPVGd3TURZMk5EazJOVFF5TDBsT1JGaFlXRk5RUzFSWVdGOVNRMTlDWHpGZlZFeGZTMWRmVTFSTVh6TXdNSGd6TURBdWFuQm58NTdkMWUzOTM3MTIwMjllYzFlZjA3NjY5OGRiMjhhNjQxZDE0MTE1OTc4MWQyMjMzZjQzMTVhNTQ2YTNmNTEwNg
Back to search results
618083 Roller Chain Sprockets 

MARTIN SPROCKET & GR MARTIN SPROCKET & GR

28BTB25H

Description

28BTB25H ROLLER CHAIN SPROCKET ; TB METRIC SNG & DBL

28B-1 Chain Size; 25 Teeth; 1 Row of Teeth; Hardened Teeth; 378.536MM Outside Dia; 354.65MM Pitch Dia; B-Hub One Side; Bushed; 44.45MM Chain Pitch; ISO Roller Chain Chain Type; Keyway; Steel Material

Part #

28BTB25H

BDI #
618083

Details

2099-12-31 http://schema.org/NewCondition https://schema.org/LimitedAvailability Your Price Request A Price BDIExpress
QTY

Inventory

Total: Available to order

Category
Roller Chain Sprockets
Brand
MARTIN SPROCKET & GR
Manufacturer Name
MARTIN SPROCKET & GEAR
Minimum Buy Quantity
N/A
Weight / Kilogram
22.718
EAN
0697950412177
Product Group - BDI
M02312
Chain Size
28B-1
Number of Teeth
25
Number of Rows of Teeth
1
Hub Type
B-Hub One Side
Mounting Method
Bushed
Bushing Size if bushed
3020
Hardened Teeth
Yes
Chain Type
ISO Roller Chain
Keyway Yes/No
Yes
Material
Steel
Max Bore
0
Minimum Plain Bore
No
Other Features
Taper Bushing
Inch - Metric
Metric
Category - BDI
Sprocket
Harmonized Tariff Code
8483.90.10.50
Noun
Sprocket
Keyword String
Roller Chain
Manufacturer URL
http://www.martinsprocket.com
Weight / LBS
50.045
Long Description
28B-1 Chain Size; 25 Teeth; 1 Row of Teeth; Hardened Teeth; 378.536MM Outside Dia; 354.65MM Pitch Dia; B-Hub One Side; Bushed; 44.45MM Chain Pitch; ISO Roller Chain Chain Type; Keyway; Steel Material
Outside Diameter
14.903 Inch | 378.536 Millimeter
Chain Pitch
1.75 Inch | 44.45 Millimeter
Bore
0 Inch | 0 Millimeter
Pitch Diameter
13.963 Inch | 354.65 Millimeter
Bushing Bore Range
15/16 To 3 Inch | 24 To 75 Millimeter

These items are similar to the one you've selected.
You can uncheck any attribute to search for other items which vary in relation to that attribute.

Find alternatives

Refresh

© copyright 2025 BDI All Rights Reserved