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 
 

AN21 https://www.bdiexpress.com/medias/INDXXXLCKNUT-N-300x300.jpg?context=bWFzdGVyfHJvb3R8MTQzNjR8aW1hZ2UvanBlZ3xhRE14TDJnMk1pODVPRGcyTWpBeE5EUTJORE13TDBsT1JGaFlXRXhEUzA1VlZGOU9Yek13TUhnek1EQXVhbkJufGRlYzcwMmEwNGNmYzVkOTI5YmNhMDA1ZDI2NGY0ZjBlNmNjYmQwMjY1MjliZDBjOTY3NzI1MzA1M2JmMmMxNjU
18251485 Lock Nuts 

RINGBALL RINGBALL

AN21

Description

AN21 ; LOCKNUT

12 Threads per Inch; 5-7/16" Outside Diameter; 0.76" Nominal Thickness; 4.122-12 Thread Size; 4.068" Thread Pitch Diameter Min; 4.076" Thread Pitch Diameter Max; W-21 Lockwasher Part Number; UNS Thread

Part #

AN21

BDI #
18251485

Details

59.43 CAD 2099-12-31 http://schema.org/NewCondition http://schema.org/InStock Your Price $ 59.43 / each BDIExpress
QTY

Inventory

Total: 1

Category
Lock Nuts
Brand
RINGBALL
Manufacturer Name
RINGBALL
Minimum Buy Quantity
N/A
Weight / Kilogram
0
Product Group - BDI
B02222
Threads per Inch
12
Thread Size
4.122-12
Lockwasher/Lockplate Part Number
W-21
Thread Name
UNS
Other Features
Low Carbon Steel
Inch - Metric
Inch
Category - BDI
Retaining and Locking Devices Locknut
Harmonized Tariff Code
7318.16.00.30
Noun
Locknut
Manufacturer URL
http://ringball.com
Weight / LBS
1.87
Long Description
12 Threads per Inch; 5-7/16" Outside Diameter; 0.76" Nominal Thickness; 4.122-12 Thread Size; 4.068" Thread Pitch Diameter Min; 4.076" Thread Pitch Diameter Max; W-21 Lockwasher Part Number; UNS Thread
Outside Diameter
5.438 Inch | 138.125 Millimeter
Thread Pitch Diameter Min
4.068 Inch | 103.327 Millimeter
Thread Pitch Diameter Max
4.076 Inch | 103.53 Millimeter
Nominal Thickness
0.76 Inch | 19.304 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