Description

Springfield 1911 Master Class Silent Operator 45ACP Black Nitride with Threaded Barrel

The Springfield 1911 Master Class Silent Operator in 45ACP with a Black Nitride finish and threaded barrel represents a purpose-built evolution of the classic 1911 platform. Designed for shooters who require reduced muzzle signature and the flexibility to attach suppressors or compensators, this pistol delivers factory-level precision without unnecessary ornamentation. Every component is selected for function, from the forged slide to the match-grade barrel, making it a reliable choice for tactical, competitive, or defensive use.

Overview

The Springfield 1911 Master Class Silent Operator 45ACP Black Nitride with Threaded Barrel is a production-ready 1911 that prioritizes accuracy and sound mitigation out of the box. Built by Springfield Armory, this model features a 5-inch threaded barrel with a standard 578×28 thread pitch, allowing direct mounting of most 45 caliber suppressors. The black nitride finish provides a low-reflectivity surface that resists corrosion and wear, while the full-length guide rod and skeletonized trigger contribute to consistent cycling and a clean break. This is not a custom shop piece—it is a factory-built firearm engineered for repeatable performance under varied conditions.

Features & Specs

This pistol is constructed around a forged carbon steel frame and slide, both treated with a salt bath nitride process for deep-case hardness. The threaded barrel is match-grade, cut from stainless steel and then nitrided to match the rest of the slide. The front sight features a fiber optic insert for fast target acquisition, while the rear sight is a low-profile tactical design with a serrated face to reduce glare. The mainspring housing is flat and checkered 20 lines per inch for a secure grip. Below are the core specifications.

• Caliber: 45 ACP (7+1 round capacity with flush fit magazine, 8+1 with included extended magazine)
• Barrel: 5 inch threaded barrel, 578×28 thread pitch, match-grade stainless steel with black nitride finish
• Finish: Black Nitride on slide, frame, and barrel for corrosion resistance and reduced signature
• Sights: Fiber optic front, low profile tactical rear with serrated face, dovetail mount
• Trigger: Skeletonized aluminum trigger, factory tuned to approximately 4.5-5 pounds pull weight
• Overall Length: 8.6 inches (with standard barrel) / 9.1 inches (with thread protector installed)
• Weight: 40 ounces unloaded

Who It’s For

The Springfield 1911 Master Class Silent Operator 45ACP Black Nitride with Threaded Barrel is intended for the shooter who requires a suppressed 1911 without modifying a collectible or investing in a full custom build. It suits law enforcement or military personnel who need a reliable sidearm for low-light or noise-sensitive operations. It also fits competitive shooters in divisions that allow suppressors, as well as civilian owners who want a dedicated host firearm for 45 caliber sound suppressors. The black nitride finish and threaded barrel make it a practical tool, not a safe queen—it is built for regular use and cleaning.

• Shooters who routinely use or plan to use a 45 caliber suppressor on a 1911 platform
• Owners who prefer a non-reflective, low maintenance finish that holds up to holster wear
• Those who want factory-level reliability with match-grade barrel accuracy out of the box

Shipping & FFL

This firearm ships directly from our inventory to the Federal Firearms License (FFL) dealer you select during checkout. You must choose a licensed FFL dealer in your state who is willing to accept delivery and process the transfer. We cannot ship to residential addresses, P.O. boxes, or non-licensed individuals. After placing your order, please provide your chosen dealer’s contact information and current FFL documentation. All firearm sales are final. By purchasing this item, you confirm that you are legally eligible to own this firearm under all applicable federal, state, and local laws. Thank you for choosing a Springfield Armory product.

• Must ship to a valid Federal Firearms License (FFL) dealer for transfer
• You are responsible for all transfer fees, background check costs, and compliance with local laws
• Cannot ship to states or municipalities where this model is restricted; check your local regulations before ordering