Ultimatum Precision Barrel Nut – 20 TPI

The barrel nut is a critical component for any rifle utilizing a pre-fit, shouldered barrel system. It is responsible for securing the barrel to the action with the precise amount of torque required for optimal accuracy and safety. Our Ultimatum Precision Barrel Nut is engineered to be the strongest, most reliable solution for your custom rifle build, ensuring your barrel stays exactly where it needs to be, shot after shot.

Ultimatum Precision barrel nut securing a barrel to a DeFacto rifle action, highlighting its critical role in a custom build.

The Unseen Pillar of Precision

While it may be a small part, the quality of your barrel nut has a direct impact on your rifle’s performance. A properly machined and durable nut ensures even pressure and a solid lockup, preventing any shift in headspace or point of impact. We have engineered our barrel nuts to the same exacting standards as our actions, giving you complete confidence in your rifle’s foundation.

A collection of Ultimatum Precision's interchangeable multi-caliber bolt heads for the Deadline action.

Built to Exceed Expectations

To create a component worthy of the Ultimatum Precision name, we have selected the best materials and processes available. This ensures superior strength, dimensional accuracy, and a lifetime of reliable service.

Here’s a breakdown of the features that make our barrel nut the superior choice for your build:

Shooter's hand cycling the slim bolt knob on an Ultimatum Precision rifle, demonstrating its ergonomics.
  • Premium 4340 Steel Construction: We machine our barrel nuts from high-strength 4340 alloy steel. This material is renowned for its toughness and resistance to stretching or deformation, ensuring your torque settings remain consistent over time.
  • Liquid Hard Nitride Finish: The entire nut is treated with a Liquid Hard Nitride finish. This advanced case-hardening process creates an exceptionally durable, corrosion-resistant surface and provides natural lubricity to prevent thread galling during installation and removal.
  • Precision Machined Threads: The internal threads are cut to precise 20 TPI (Threads Per Inch) specifications, guaranteeing a clean and perfect engagement with your barrel tenon for a secure fit.
  • Multiple Shank Options: We offer barrel nuts compatible with both small and large shank barrel tenons, ensuring you have the right component for your specific barrel contour and action.

By choosing an Ultimatum Precision barrel nut, you are ensuring that every part of your rifle assembly is built for maximum performance and reliability.

Technical Specifications

To ensure proper fitment with your pre-fit barrel and action, please select the correct size based on your barrel’s tenon dimensions. Our nuts are designed to work with a standard barrel nut wrench.

The following specifications will help you choose the correct model for your application:

Close-up macro shot of the Ultimatum Precision barrel nut, showing the precision-machined threads and durable Nitride finish.
  • Material: 4340 Steel
  • Finish: Liquid Hard Nitride
  • Thread Pitch Options:
    • Small Shank: Compatible with 1-1/16″ x 20 TPI barrel tenons.
    • Large Shank: Compatible with 1-1/8″ x 20 TPI barrel tenons.

Do not compromise on the small parts of your build. Our barrel nut provides the strength and precision necessary to lock in your barrel’s accuracy potential.

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