Used Springfield Armory 1911-A1 Operator Loaded MC 45 ACP 1911A1 Marine Corps

Springfield Armory 1911-A1 45ACP 1911A1 +CASE

How Buying WorksEnding September 20, 2026 at 9:30 PM

Key Features

  • Item Type: Semi Auto Pistols
  • Action: SAO
  • Manufacturer: Springfield Armory
  • Capacity: 7 1
  • Model: 1911-A1 Operator
  • Barrel Length: 5"
  • Caliber: .45 ACP
  • Finish: Two-Tone Black & OD Green
  • Overall Condition: Excellent

Product Description

    Springfield Armory 1911-A1 Operator Loaded MC .45 ACP, 5-inch Government, Two-Tone Armory Kote, Accessory Rail

    This Springfield Armory 1911-A1 Operator Loaded MC stands out with its forged steel construction, Armory Kote two-tone finish, and integral three-slot accessory rail. It is a full-size, Government-length .45 ACP with duty-ready features, Pachmayr Signature Model wraparound rubber grips, and low-profile sights. The model has historical linkage to Springfield’s submission for the USMC CQBP program, adding notable context for informed buyers.

    Condition

    Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.

    Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.

    Bore Rifling: Excellent Rifling - Sharp lands and grooves.

    Specific Condition Notes: Shows only a few light handling marks. See photos for close-ups.

    What’s Included
    • Springfield Armory 1911 soft range bag
    • Springfield Armory owner's manual
    • 1x 7-round single-stack steel .45 ACP magazine marked "45 ACP"

    The Operator Loaded MC is a full-size, Government-length 1911 chambered in .45 ACP with a 5-inch bushing barrel. Both the slide and frame are forged steel, finished in Springfield’s Armory Kote two-tone scheme: a black slide over an OD green frame.

    It features an integral three-slot accessory rail, front and rear cocking serrations, and a lowered/flared ejection port. The left side of the slide is marked "OPERATOR CAL .45" and the right side reads "SPRINGFIELD ARMORY." The barrel hood is marked "S.A. .45AUTO," and the frame carries "SPRINGFIELD INC GENESEO IL USA."

    The single-action-only fire control group includes a long, lightened three-hole trigger and a skeletonized Commander-style hammer. Controls include a standard magazine release, a manual thumb safety, and a grip safety. Pachmayr Signature Model wraparound rubber grips provide a secure hold.

    Sighting is straightforward with dovetailed, low-profile fixed sights front and rear. Capacity is 7+1 with the included single-stack magazine.

    This model shares historical linkage to Springfield Armory’s submission for the USMC CQBP program, offering added relevance for those seeking an Operator variant with that background.

Specifications

Item TypeSemi Auto Pistols
ManufacturerSpringfield Armory
Model1911-A1 Operator
SubmodelLoaded MC
Caliber.45 ACP
Overall ConditionExcellent
Bore ConditionExcellent
ActionSAO
Capacity7 1
Barrel Length5"
FinishTwo-Tone Black & OD Green
Stock/GripsPachmayr Signature Model wraparound rubber
Sight/Opticfixed 3-dot iron sights
What's IncludedRange Bag, Owner's Manual
Country of OriginUnited States