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.38 Long Colt

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Caliber .38 Long Colt load data and technical Specifications

Caliber Specifications:

Caliber:
.38 Long Colt
Standard / Datasheet:
C.I.P.
Bullet Diameter:
0.353" | 8.97mm
Primer Size:
Small Pistol (SP)
Max. Case Length:
1.035" | 26.29mm
Max. Cartridge Length / OAL:
1.360" | 34.54mm
Max. Standardized Pressure:
13053 psi | 900 bar
Case Capacity:
17.3 Grains of Water
CID:
CID_581
  • The .38 Long Colt is a revolver cartridge that was introduced in 1875 and was used by the United States military from 1892 to 1909. It was designed by Colt's Manufacturing Company and was intended to be a replacement for the .36 caliber percussion revolvers that were then in use.

    The .38 Long Colt cartridge has a bullet diameter of .357 inches and a case length of 1.06 inches. It has a relatively low velocity of around 800 feet per second, which limits its effectiveness for self-defense or military use.

    While the .38 Long Colt was once a popular cartridge, it has largely been replaced by more modern cartridges with better ballistics. Today, it is primarily used by enthusiasts of antique firearms and for historical reenactments.

  • Bullet Weight (gr) ->
    0-50
    50-75
    75-100
    100-150
    150-200
    200-300
    >300

    The following table indicates  for this caliber and various bullet weight ranges (in grains) which powders are suitable (👍) and popular among our reloading community (👍👍).  This might evolve over time as more community members share their loads and as we accumulate more calculations and tests with our balistics calculator.

  • Weight vs. Velocity - Suitable Bullets for this Caliber

    You need to get an access license to view this chart. See an example with the following caliber: .22 Nosler

    Barrel Length  Variation vs. Velocity - by Bullet Weight

  • Number of loads in this caliber shared by community members:

    0

.38 Long Colt load data available with the following bullets:

(most popular first)

Filter by Bullet Weight (Grains)
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