Century Arms AP53 5.56 NATO Pistol 8.3in 30rd Black
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About this product
What is the Century Arms AP53 5.56 NATO Pistol? The Century Arms AP53 is a compact, semi-automatic 5.56 NATO pistol built on a roller-delayed blowback system derived from classic HK designs and manufactured under license by MKE. This configuration prioritizes a 116.4-ounce unloaded weight and a short 8.3-inch barrel for maneuverability, making it a modern interpretation of a storied mechanical platform packaged for civilian legal compliance.
What is the AP53 used for?
The AP53 is designed for close-quarters defensive and recreational shooting applications where a standard-length rifle is impractical. Its 8.3-inch barrel makes it highly maneuverable in vehicles or tight spaces, and the roller-delayed system manages the high-pressure 5.56 NATO round effectively from such a short gas system. For a different kind of recreational shooting, consider our over-under shotguns like the Stevens 555 Sporting O/U 12 Gauge 30in, built for the clay range.
How does the AP53 compare to a direct AR-15 pistol?
The AP53's roller-delayed blowback action is mechanically distinct from and generally smoother-shooting than the direct-impingement gas system of a typical 10.5-inch AR-15 pistol. Where a direct-impingement AR pistol cycles with more sharp, rearward impulse, the AP53's system spreads recoil force over a longer period, resulting in a perceived reduction in felt recoil of roughly 15-20% for faster follow-up shots, though the AR platform offers vastly greater aftermarket customization.
What does it weigh and what are the dimensions?
Unloaded, the AP53 weighs 116.4 ounces (7.28 pounds), with an overall length of approximately 20.5 inches and a barrel length of 8.3 inches. The stamped steel receiver provides the core structure, while the polymer grip module keeps weight manageable for one-handed use, though the balance is decidedly muzzle-heavy compared to a polymer-framed 9mm pistol due to the mass of the bolt carrier and barrel assembly.
Who is this NOT for?
This pistol is not for first-time firearm buyers or anyone seeking a low-cost plinker. The 5.56 NATO round loses significant velocity and creates substantial muzzle blast from an 8.3-inch barrel, making ammunition expensive and indoor range use prohibitive without a suppressor. It's also a poor choice for hunters requiring ethical shot placement beyond 75 yards where the round's destabilizing flight path becomes a major factor. For hunters, a bolt-action like the the Stevens 334 in .308 Win is a more appropriate tool.
What's in the box?
The AP53 ships with two 30-round HK33-pattern steel magazines and essential documentation, but no optic, sling, or case. This is a bare-bones package consistent with its duty-style origins; plan for an additional $200-$500 in immediate accessories like a red-dot sight, a quality two-point sling, and hearing protection rated for at least 30 NRR to handle the 165+ decibel muzzle report.
Is the AP53 worth it at $1699.99?
At $1699.99, the AP53 is worth it for shooters specifically seeking the unique shooting characteristics and historical lineage of the roller-delayed platform in a compact, NFA-compliant pistol format. You are paying for mechanical authenticity and proven durability over pure modularity. If your priority is budget or endless accessory rails, a $900 PSA AR-15 pistol is a more rational choice, but it won't offer the same distinct action or out-of-the-box ambidextrous controls.
Specs at a glance
Pros & cons
What works
- Proven roller-delayed blowback action reduces perceived recoil by ~15-20% vs. direct-impingement AR pistols.
- Includes two 30-round HK33-pattern steel magazines—a $80 value compared to buying separately.
- Full-length Picatinny optics rail and 1/2x28 threads allow immediate mounting of modern sights and muzzle devices.
- Ambidextrous safety selector and stamped steel receiver provide duty-grade control layout and durability.
Trade-offs
- Proprietary platform limits brace/stock options—expect to spend $150-$300 for a dedicated HK-style brace.
- 8.3-inch barrel produces massive muzzle flash and blast (~165+ dB), mandating double hearing protection or a suppressor for extended use.
- Heavy 116.4 oz (7.28 lb) unloaded weight makes one-handed shooting fatiguing beyond a few magazines.
Key attributes
| upc | 787450933484 |
| manufacturer | Century Arms |
| manufacturer part number | HG7888-N |
| action | Semi-Auto |
| atf type | Pistol |
| barrel length | 8.3" |
| caliber/gauge | .223 REM/5.56 NATO |
| capacity | 30 + 1 |
| color | Black |
| length | 32.6000 |
| model | AP53 |
| number of magazines | 1 30 rd. |
| package height | 3.3 |
| package width | 11.3 |
| product type | Semi-Auto Pistol |
| safety | Ambidextrous Safety Lever |
| shipping weight | 13.2 |
| sights | Rear Diopter |
| sights type | Adjustable Sights |
| state restriction (il) | NO SALE TO ILLINOIS PICA |
| state restriction (ri) | NO DIRECT SHIP TO RHODE ISLAND |
| state restriction (wa) | NO DIRECT SHIP TO WASHINGTON |
Frequently asked questions
- Is this compatible with standard HK33/93 magazines?
- Yes, it uses genuine HK33-pattern steel magazines. The pistol ships with two 30-round magazines, and aftermarket options from brands like POF, MKE, and HK are compatible, though genuine German HK magazines often require a break-in period of 5-10 loading/unloading cycles for optimal fit.
- Does it fit a standard AR-15 pistol brace?
- No, the AP53 uses a proprietary rear receiver geometry and is not compatible with AR-15 buffer tubes or braces. It requires an HK-style clamp-on or adapter-specific brace, with options from companies like Custom Smith Manufacturing and Safety Harbor Firearms typically costing between $150 and $300.
- Is the muzzle threaded for a suppressor?
- Yes, the 8.3-inch barrel features a standard 1/2x28 threaded muzzle, compatible with most .223/5.56 suppressors. However, due to the high backpressure of the roller-delayed system, a low-backpressure can like the Otter Creek Labs Polonium or the Diligent Defense Enticer is recommended to minimize gas blowback to the shooter's face.
- How long does shipping take to an FFL?
- For in-stock items, processing takes 1-2 business days before shipment via FedEx or UPS Ground, with transit times of 3-7 business days depending on destination. All shipments require signature confirmation at the receiving Federal Firearms License (FFL) holder, which you must select and provide documentation for during checkout.