You can find him and request a lookup on the . This is widely considered the single most accurate and reliable way to date a Connecticut-made Hi-Standard firearm.
Take your serial number (e.g., 158,500 ) and subtract 150,000 . Add to 1948 . Example: 158,500 - 150,000 = 8,500 units produced after late 1948 . Roughly 1,500/month → mid-1949 production . This is a collector-derived heuristic, not factory official, but highly accurate.
A reliable .22 LR semi-automatic, known for its accuracy. histandard model hd military serial numbers best
⚠️ : Hi-Standard did not ship guns in strict serial number order. It was common for them to sit on a shelf for years before being shipped, so the "shipped" date on factory records could be later than the actual date of manufacture. A chart, therefore, is only accurate to within a year or two.
Following the war, high-quality production continued. Examples with early serial numbers, especially those with "U.S. Property" or "USA" markings, are highly sought after. You can find him and request a lookup on the
These are the rarest and most historically important variants, identifiable by their unique markings and features:
Whether you are decoding the serial number of a family heirloom, shopping for your first vintage target pistol, or simply satisfying your curiosity about a fascinating piece of firearms history, the resources in this guide will serve you well. Use histandard.info for the data, consult John Stimson for the precise shipment date, browse Rimfire Central for community wisdom, and invest in John Currie’s new book if you plan to go deep into the brand. Add to 1948
| Description | Condition | Sale Price | Year | |-------------|-----------|------------|------| | HD Military, 6 ¾‑inch barrel, blue finish | Very Good | $389 (Buy It Now) | 2025 | | HD Military, 6 ¾‑inch barrel, 97% finish | Excellent | $600 (estimate) | 2025 | | Two‑pistol lot including HD Military and Model 101 | Mixed condition | $600–$1,100 (estimate) | 2024 | | HD Military (no safety cutout, early variant) | Very Good | $399.95 | 2025 |
Note: The serial number is generally located on the right side of the frame near the trigger guard, and sometimes on the slide. Identifying Your HD Military
If your pistol has "U.S. PROPERTY" stamped on the frame, it is a genuine military surplus training piece, which typically commands a higher value than civilian models. 🛠️ Key Tips for Owners
| Production Year | Starting Serial | Ending Serial | Approx. Quantity | Notable Features | |----------------|----------------|---------------|------------------|------------------| | 1948 (late) | 150,000 | 153,000 | 3,000 | Early "slant" grip; bright blue finish | | 1949 | 153,001 | 167,500 | 14,500 | Parkerized finish begins; "Military" marked | | 1950 (early) | 167,501 | 173,000 | 5,500 | Last variation; 2-piece barrel |