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 
 

120E21 https://www.bdiexpress.com/medias/INDXXXSPKTXX-RC-B-1-QD-KW-STL-300x300.jpg?context=bWFzdGVyfHJvb3R8MTgyMDN8aW1hZ2UvanBlZ3xhRGRoTDJnMk1DODVPVGd3TWprMk5qVTRPVGMwTDBsT1JGaFlXRk5RUzFSWVdGOVNRMTlDWHpGZlVVUmZTMWRmVTFSTVh6TXdNSGd6TURBdWFuQm58Zjg0ZWYyZGM3MjMzMzE4YjdhMjZhOGQxNzY3NTVlNzIzZDQ5ZjNiMzU2ZWRhYjNmNTc2ZTY5ZWJjM2I1MTBhYg
20638563 Roller Chain Sprockets 

IWIS DRIVE SYSTEMS IWIS DRIVE SYSTEMS

120E21

Description

120E21

Roller Chain Sprocket; 120 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 10.853" Outside Diameter; 10.065" Pitch Diameter; B-Hub One Side; Bushed Mount; E Bushing; 1-1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Part #

80063902

BDI #
20638563

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

Details

439.86150000000004 USD 2099-12-31 http://schema.org/NewCondition https://schema.org/LimitedAvailability Your Price $ 439.86 / each BDIExpress
QTY

Inventory

Total: Available to order

Category
Roller Chain Sprockets
Brand
IWIS DRIVE SYSTEMS
Manufacturer Name
IWIS DRIVE SYSTEMS
Minimum Buy Quantity
N/A
EAN
0847648639021
Weight / US pound
19.9
Product Group - BDI
M02312
Chain Size
120
Number of Teeth
21
Number of Rows of Teeth
1
Hub Type
B-Hub One Side
Mounting Method
Bushed
Bushing Size if bushed
E
Hardened Teeth
Yes
Chain Type
ANSI Roller Chain
Keyway Yes/No
Yes
Material
Steel
Minimum Plain Bore
No
Other Features
QD Bushing
Inch - Metric
Inch
Category - BDI
Sprockets
Harmonized Tariff Code
8483.90.10.50
Noun
Sprocket
Keyword String
Roller Chain
Manufacturer URL
http://www.iwisusa.com
Weight / LBS
19.9
Long Description
Roller Chain Sprocket; 120 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 10.853" Outside Diameter; 10.065" Pitch Diameter; B-Hub One Side; Bushed Mount; E Bushing; 1-1/2" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material
Outside Diameter
10.853 Inch | 275.666 Millimeter
Chain Pitch
1.5 Inch | 38.1 Millimeter
Bore
0 Inch | 0 Millimeter
Pitch Diameter
10.065 Inch | 255.651 Millimeter
Bushing Bore Range
7/8 To 3-1/2 Inch | 28 To 80 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