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 
 

PHS 04B-1BH21 https://www.bdiexpress.com/medias/INDXXXSPKTXX-RC-B-HOS-1-MPB-NKW-STL-300x300.jpg?context=bWFzdGVyfHJvb3R8MTQxMTJ8aW1hZ2UvanBlZ3xhR1k1TDJnNE5DODVPRGcyTVRJeU5qQTJOakl5TDBsT1JGaFlXRk5RUzFSWVdGOVNRMTlDWDBoUFUxOHhYMDFRUWw5T1MxZGZVMVJNWHpNd01IZ3pNREF1YW5CbnwyMjU5YjY1MDk3NGIwNGUzOGJjMDA3NzY1ZDZiODQ4YjBjYTVhZTJjNzZiNzExYzk0MzJiMjdmMTI2Y2QwNjNl
Back to search results
1284414 Roller Chain Sprockets 

SKF SKF

PHS 04B-1BH21

Description

SKF PHS 04B-1BH21

Roller Chain Sprocket; 04B-1 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 42.6MM Outside Diameter; 40.25MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 6MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Part #

PHS 04B-1BH21

BDI #
1284414

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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
SKF
Manufacturer Name
SKF
Minimum Buy Quantity
N/A
Weight / Kilogram
0
Product Group - BDI
M02312
Chain Size
04B-1
Number of Teeth
21
Number of Rows of Teeth
1
Hub Type
B-Hub One Side
Mounting Method
Rough Bore
Bushing Size if bushed
No Bushing
Hardened Teeth
Yes
Chain Type
ISO Roller Chain
Keyway Yes/No
No
Material
Steel
Minimum Plain Bore
Yes
Inch - Metric
Metric
Category - BDI
Sprockets
Harmonized Tariff Code
8483.90.10.50
Noun
Sprocket
Keyword String
Roller Chain
Manufacturer URL
https://www.skf.com
Long Description
Roller Chain Sprocket; 04B-1 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 42.6MM Outside Diameter; 40.25MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 6MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material
Outside Diameter
1.677 Inch | 42.6 Millimeter
Chain Pitch
0.236 Inch | 6 Millimeter
Pitch Diameter
1.585 Inch | 40.25 Millimeter
Bore
0 Inch | 0 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