Locking nut, thread 1/2-28

Lock nut 1/2-28 UNEF

The 1/2-28 UNEF lock nut is a reliable fastener for muzzle devices (DHC, flame arresters, sound moderators) on barrels with a 1/2-28 UNEF thread. It provides a strong and stable fixation, preventing self-unscrewing during shooting, which is critically important for maintaining accuracy and safety in tactical, sports or training conditions.

The compact and lightweight design makes it an inconspicuous part for tuning AR-15 platforms and compatible systems.

Main advantages:

• Reliable fixation - holds the muzzle device without play or displacement
• Ease of use - standard installation without additional tools
• Compactness - minimal dimensions do not affect the balance of the weapon

Characteristics:

• Thread: 1/2-28 UNEF
• Thickness: 5 mm
• Outer diameter: 19 mm

The 1/2-28 UNEF Lock Nut is a simple but important part for securely attaching muzzle accessories. An ideal choice for tuning your AR-15.