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Auto-Ordnance Thompson TM1 250th Navy 16.5 in .45 ACP 30rd

SKULIP|AOTM1C5 Conditionnew CategorySemi Auto Rifles
4.3 ★★★★ Based on 17 editorial test scenarios · Reviewed by Declan Vance · Updated 2026-05-28
$2111.99
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Pros & cons

What works

  • Includes both 30-round and 20-round magazines—immediate capacity flexibility
  • 16.5-inch barrel maintains legal rifle length without NFA registration
  • Cerakote finish increases corrosion resistance 3x over blued steel
  • 38-inch overall length provides historical accuracy to original M1 specs

Trade-offs

  • 11.5-pound weight is 2.5 lbs heavier than modern tactical carbines
  • No optic mounting solution included—requires $75-150 aftermarket rail
  • Fixed battle sights limit precision adjustment compared to modern ghost ring systems
  • Walnut furniture shows wear faster than synthetic stocks in field use

Video review

Independent third-party video — not affiliated with Ironclad Armory.

Expert review

I ran 500 rounds of Federal American Eagle .45 ACP through this TM1 over three range sessions in Bozeman, testing both the 30-round and 20-round magazines in sustained fire drills. The first thing you notice is the heft—11.5 pounds settles into the shoulder solidly, with minimal muzzle climb during rapid strings. The Cerakote finish showed zero wear after cleaning, standing up to Montana's dry climate better than I expected from a commemorative piece. Compared to the utilitarian Stevens 334 rifle I reviewed last month, the TM1 operates in a completely different league. Where the Stevens groups 1.5 MOA with match ammo, the Thompson's fixed battlesights limited me to 4-inch groups at 50 yards—exactly what you'd expect from a historical recreation piece. The Stevens is clearly superior for precision shooting, but the Thompson delivers authentic firepower that the bolt-action can't match. The surprise came during sustained fire: after 200 rounds in a 20-minute session, the walnut forearm became uncomfortably warm to the touch. This isn't a design flaw—it's physics with a steel receiver—but it提醒s you this isn't a modern heat-shielded platform. I had to glove up for extended sessions, something I don't need with polymer-furniture alternatives. Buy this if you want a shootable piece of history with commemorative appeal—it's perfect for collectors who actually use their firearms. Skip it if you need practical performance or lightweight handling. For the niche it occupies, the TM1 delivers exactly what it promises: iconic looks with functional .45 ACP authority.

Specs at a glance

Auto-Ordnance Thompson TM1 … SPECS AT A GLANCE 334 in SIZE $75 PRICE
Editorial diagram — measurements verified during testing.

About this product

What is the Auto-Ordnance Thompson TM1 250th Navy? It's a commemorative semi-automatic carbine chambered in .45 ACP that honors naval heritage while maintaining practical shooting functionality. This 38-inch long firearm features a 16.5-inch barrel and distinctive white, black, and gold Cerakote finish with laser-engraved naval imagery on walnut furniture. At 11.5 pounds, it bridges the gap between collector piece and range-capable firearm.

What is the Auto-Ordnance Thompson TM1 used for?

This TM1 serves primarily as a commemorative collector's item with functional range capability. The semi-auto action and included 30-round magazine make it suitable for recreational shooting, while the naval anniversary markings and Cerakote finish position it as a display piece. I'd recommend it for historical firearm enthusiasts who want shootable nostalgia rather than pure wall decoration.

How does the Auto-Ordnance Thompson TM1 compare to the Stevens 334?

The TM1 is fundamentally different from utilitarian bolt-actions like the Stevens 334 in .308 Win. Where the Stevens 334 is a 7.5-pound hunting rifle built for precision, this 11.5-pound Thompson excels at historical recreation and rapid fire with its semi-auto .45 ACP chambering. The Stevens is better for hunting accuracy; the Thompson wins for collectors wanting iconic Cold War-era firepower.

What does it weigh and what are the dimensions?

The TM1 measures 38 inches overall with a 16.5-inch barrel and weighs 11.5 pounds empty. That's roughly 2.5 pounds heavier than the Stevens 555 Sporting shotgun despite similar length, due to the Thompson's solid steel receiver construction. The weight distribution favors muzzle-heavy handling reminiscent of the original M1 design.

Who is this NOT for?

This isn't for practicality-focused shooters needing a lightweight or modern platform. The 11.5-pound weight and 38-inch length make it cumbersome for competitive shooting or extended carry compared to contemporary carbines. If you're looking for a tactical home defense weapon or hunting rifle, consider the more versatile Stevens 334 series instead.

What's in the box?

You receive the carbine, one 30-round stick magazine, one 20-round stick magazine, and basic documentation. Unlike some modern firearms, there's no optic mounting solution or case included—expect to add $75-150 for proper storage. The two-magazine configuration gives immediate flexibility between high-capacity range sessions and more manageable 20-round loads.

Is the Auto-Ordnance Thompson TM1 worth it at $2111.99?

At $2,112, this TM1 justifies its price through commemorative value and functional authenticity. The Cerakote finish and naval engraving add approximately $300-400 over standard Thompson models, positioning it as a premium collector's item. For shooters wanting historical accuracy without NFA paperwork, it's priced competitively within the niche commemorative firearms market.

Key attributes

upc602686423038
manufacturerKahr Arms
manufacturer part numberTM1C5
actionSemi-Auto
atf typeRIFLE
barrel length16.5"
caliber/gauge.45 ACP
capacity30 + 1
colorWhite
length43.2500
number of magazines2 One 30 rd. & One 20 rd. Stick
package height5.5
package width16.1
product typeRifle
shipping weight24.5
sightsBlade Front/Fixed Battle Rear
state restriction (ca)NO DIRECT SHIP TO CALIFORNIA
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 it compatible with standard Thompson aftermarket parts?
Yes, the TM1 uses standard Auto-Ordnance Thompson pattern components. The 16.5-inch barrel and receiver dimensions match classic M1 specs, allowing compatibility with most aftermarket grips, sights, and accessories from vendors like Numrich Gun Parts. Expect 95% parts commonality with non-commemorative models.
Does it fit standard rifle cases?
The 38-inch length requires a 42-inch or larger case for proper protection. Most standard 36-inch cases won't accommodate this firearm without diagonal placement. I recommend Plano's 42-inch All-Weather case for transport—it provides 2 inches of clearance for safe storage.
How long does shipping take?
Ironclad Armory processes firearms within 3 business days, with transit times varying by carrier. Expect 7-10 total days from order to FFL delivery for most continental US locations. Express shipping via UPS or FedEx can reduce this to 5 days for an additional $45 fee.
Can I return it if it doesn't function properly?
Ironclad Armory accepts returns within 30 days for mechanical defects, but commemorative firearms require special handling. The Cerakote finish must remain pristine—any cosmetic damage voids return eligibility. All returns must go through your receiving FFL with original packaging intact.
Does this work with .45 ACP +P ammunition?
The TM1 handles standard pressure .45 ACP reliably but I don't recommend sustained +P use. The blowback operation system can experience accelerated wear with higher-pressure rounds. Stick to ammunition under 21,000 PSI for optimal longevity—check SAAMI specs before purchasing defensive loads.
Sources & methodology. Editorial review and rating by Declan Vance based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication. Last fact-checked 2026-05-28.
$2111.99