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

The Springfield 1911 Master Class Silent Operator 45ACP Black Nitride with Threaded Barrel represents a precise evolution of the classic 1911 platform, engineered for suppressed operation and tactical accuracy. Built on Springfield Armory’s legacy of forged ordnance steel frames and slides, this model combines the proven reliability of the .45 ACP cartridge with a factory-installed threaded barrel and a premium black nitride finish for enhanced corrosion resistance and reduced friction. Designed for shooters who demand repeatable accuracy and low-light performance, this pistol delivers a factory-tuned trigger pull and a suppressor-ready configuration straight from the box.

Overview

The Springfield 1911 Master Class Silent Operator is a full-size, single-action semi-automatic pistol chambered in .45 ACP. It features a 5-inch forged carbon steel barrel with a factory-threaded muzzle (1/2×28 thread pattern) for direct attachment of suppressors or compensators. The slide and frame are treated with a black nitride finish, providing a non-reflective surface that exceeds the durability of standard bluing or parkerization. The pistol includes a lowered and flared ejection port for reliable extraction, a forged slide stop, and a stainless steel barrel bushing. Each unit is hand-fitted and tested at the Springfield Armory facility in Geneseo, Illinois.

Features & Specs

• Caliber: .45 ACP; capacity: 7+1 rounds (includes two stainless steel magazines with slam pads)
• Barrel: 5-inch forged carbon steel, threaded 1/2×28, with a recessed crown for suppressor alignment
• Finish: Black nitride (tenifer-like) on slide and frame; corrosion-resistant and reduces visual signature
• Sights: Tactical two-dot tritium front sight and a fully adjustable low-profile rear sight with tritium inserts
• Trigger: Forged aluminum match-grade trigger with a 4-5 pound pull weight; skeletonized hammer and sear
• Safety: Ambidextrous thumb safety; grip safety with memory bump; firing pin block
• Grips: G10 VZ Operator II grips in black, textured for positive purchase under wet conditions
• Weight: 40 ounces (unloaded); overall length: 8.6 inches with standard bushing

This springfield 1911 master class silent operator 45acp black nitride with threaded barrel includes a full-length guide rod and a reverse-tapered barrel link for improved lockup consistency. The slide features front and rear cocking serrations, and the ejection port is lowered and flared to prevent spent casing interference when using a suppressor. The frame includes a beavertail grip safety with a raised pad and a solid aluminum trigger with an over-travel stop.

Who It’s For

This model is intended for the experienced shooter who requires a suppressor-ready 1911 with factory-level precision. It is suited for tactical shooters, competition users in suppressed divisions, and collectors seeking a high-spec production 1911 with a black nitride finish. The springfield 1911 master class silent operator 45acp black nitride with threaded barrel is not a budget or entry-level firearm; it is designed for operators who rely on consistent sub-2-inch groups at 25 yards and need a platform that accepts standard .45 ACP suppressors without additional gunsmithing. Law enforcement and military personnel using sound-suppressed sidearms will appreciate the factory-threaded barrel and tritium sight set for low-light engagement.

• Shooters requiring a 5-inch 1911 with a factory-threaded barrel for suppressor use
• Users who prioritize a matte, non-reflective black nitride finish over stainless or two-tone options
• Those who demand a match-grade trigger and adjustable tritium sights as standard equipment

Shipping & FFL

This firearm ships from our licensed inventory to a Federal Firearms License (FFL) dealer of your choice. After placing your order, you will receive a confirmation email with a link to provide your chosen FFL’s contact information. We verify all FFL licenses prior to shipment. By purchasing this item, you acknowledge that you are the actual transferee/buyer and that you are not prohibited by federal, state, or local law from receiving this firearm. Some states and municipalities have restrictions on threaded barrels, suppressors, or magazine capacity; it is your responsibility to confirm local compliance before ordering. Shipment is via a contracted common carrier with adult signature required. No returns or cancellations after the firearm has been transferred to the FFL dealer.

• You must select a receiving FFL dealer during checkout; we do not ship to residential addresses
• Allow 3-7 business days for processing and shipment after FFL verification
• All firearms are shipped unloaded and in a lockable hard case with cable lock and owner’s manual