Description

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 refined evolution of the legendary 1911 platform, engineered specifically for suppressed or compensated shooting. This firearm combines Springfield Armory’s Master Class accuracy standards with the tactical utility of a threaded barrel, all finished in a durable black nitride treatment. Chambered in .45 ACP, this model is built for the shooter who demands precision, reliability, and the ability to mount a suppressor without compromising performance.

Overview

The Springfield 1911 Master Class Silent Operator is a purpose-built semi-automatic pistol that integrates a match-grade barrel with a 1:16 twist rate, optimized for subsonic ammunition. The black nitride finish provides a corrosion-resistant surface with a low-glare matte appearance, reducing visibility in low-light conditions. The slide features front and rear serrations, and the frame includes an integral accessory rail for mounting lights or lasers. The threaded barrel accepts standard .45 ACP suppressors and compensators, with a protective thread cap included for un-suppressed use. Each pistol is hand-fitted and test-fired at the Springfield Armory facility, ensuring consistent lock-up and accuracy.

Features & Specs

This pistol is built on a forged steel frame and slide, with a stainless steel match-grade barrel that is black nitride coated. The trigger system is a skeletonized aluminum trigger with an adjustable trigger stop, delivering a crisp 4.5 to 5.0 pound pull. The gun ships with two 7-round steel magazines with bumper pads, a bushing wrench, and a lockable hard case. The following specifications define this model:

• Caliber: .45 ACP; overall length: 8.6 inches; barrel length: 5.0 inches (including threaded section); height: 5.5 inches; weight: 40 ounces unloaded.
• Slide material: forged carbon steel with black nitride finish; frame material: forged carbon steel with black nitride finish; barrel material: stainless steel with black nitride finish.
• Sights: low-profile combat three-dot system with dovetail front and rear; front sight is a steel blade with white dot; rear sight is a tactical notch with white dots, drift adjustable for windage.

The threaded barrel measures 5.0 inches overall with 0.578×28 threads, allowing compatibility with most .45 ACP suppressors and muzzle devices. The barrel is fully ramped and supported, feeding hollow point and hardball ammunition reliably. The ejection port is lowered and flared for consistent extraction, and the extractor is an internal, tensioned design with a positive hold.

Who It’s For

The Springfield 1911 Master Class Silent Operator 45ACP Black Nitride with Threaded Barrel is designed for the experienced shooter who prioritizes accuracy and modularity. This pistol is well-suited for hunters who require a suppressed sidearm for pest control or predator hunting, as well as for competitive shooters in USPSA Single Stack or IDPA ESP divisions who want a threaded barrel option for compensators. It also appeals to collectors and enthusiasts who value the Master Class build quality, which includes hand-fitted slide-to-frame fit and barrel lock-up. This model is not intended for casual plinking or concealed carry, given its size and weight; it is a purpose-built platform for precision shooting with or without a suppressor.

Shipping & FFL

This firearm ships to a Federal Firearms License (FFL) dealer in your area. Upon purchase, we will require a signed copy of your chosen FFL dealer’s license to be sent via email or fax. Please verify that your FFL dealer will accept transfers from online retailers before placing your order. All federal, state, and local laws apply, and it is your responsibility to ensure compliance with applicable regulations. We do not ship to P.O. boxes for firearms; a physical street address is required. Once the FFL information is verified, your order will be processed and shipped via a licensed carrier with signature required upon delivery. The Springfield 1911 Master Class Silent Operator 45ACP Black Nitride with Threaded Barrel is a premium firearm, and we handle each shipment with appropriate packaging and insurance.