Brass locknut / lock nut internal thread 

The locknut is the tank bushing's best friend.
But also in any other situation where a tight connection is of particular importance, the locknut is the right component.
With the locknut you secure yourself against loose connections and ensure precise hold where it is necessary.

If your bolting is too loose or you want more stability, our locknut will impress you. 
The brass locknut with precision milled internal threads comes in sizes from ¼ inch to two inches. 
The Withworth pipe thread ensures a smooth transition to other materials such as PVC or stainless steel.
 

Strong hold even in wet areas. The brass lock nut for your fittings.

The material is standardized to CW16N and remains precise for a long time.
You can install the MS locknut in a humid environment without any problems without the fitting rusting.
 

Technical Details: 

• Brass locknut/locknut female thread.
• Size from 1/4 inch to two inches  
• CW16N potable water tested
• Withworth pipe thread DIN ISO 228