.32 Win. Spec. Load Data & Reloading Guide
Also known as: .32 Winchester Special, .32 W.S., .32 Win Special
About .32 Win. Spec.
The .32 Winchester Special was introduced in 1901 by the Winchester Repeating Arms Company as a response to the growing popularity of smokeless powder. Designed primarily for lever-action rifles, it is based on the case of the .30-30 Winchester, but utilizes a larger .321 inch diameter bullet. The .32 Winchester Special was marketed as having increased stopping power, greater energy, and the option to be loaded with both smokeless and black powder, appealing to hunters who reloaded their own ammunition.
The technical characteristics of the .32 Winchester Special include a rimmed, bottleneck case and a bullet diameter of .321 inches. It typically features a case length of 2.040 inches, and a maximum overall length of 2.550 inches. Balancing pressures and the potential for higher velocity than the similar .30-30 Winchester, it maintains a respectable velocity generally ranging from 2,200 to 2,300 feet per second with factory loadings. Bullet weights commonly vary from 165 to 170 grains, supporting effective kinetic energy and deep penetration suitable for medium-sized game.
For reloaders, the .32 Winchester Special offers both flexibility and challenge due to its dual compatibility with smokeless and black powders. Reloaders benefit from the relatively simple case formation, as cases can be formed from the more ubiquitous .30-30 Winchester cases if necessary. The cartridge's mild recoil and satisfactory performance make it a staple for hunting deer and black bear, with occasional use in competition settings, particularly among enthusiasts of traditional firearms.
The advantages for reloaders include the ease of finding components, given its similarity to other popular calibers, and the capability to tailor loads for specific purposes, such as optimizing velocity or controlling recoil for target shooting. Those who enjoy the craft of reloading value the .32 Winchester Special for its historical charm and reliable field performance, ensuring its popularity remains despite the plethora of modern cartridge options.
Technical Drawing
Based on C.I.P., the max. allowed case length is 2.040 in / 51.82 mm, the max. cartridge length is 2.565 in / 65.15 mm, and the max. allowed pressure is 44,237 PSI / 3,050 bar.
Technical Specifications
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Start CalculatingStandard Load Data — .32 Win. Spec.
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.323 | 108gr | Norma FMJ RN
.321 | 170gr | Speer Hot-Cor
.321 | 170gr | Remington SP Core-Lokt
.323 | 155gr | AERO ECO,- smax:13.50
.323 | 146gr | Hammer Lever Stone Hammer
.318 | 125gr | Sax KJG-SR
.323 | 145gr | AERO SB | HSD 1.5,- smax:13.95
.323 | 120gr | Impala LWHV LS
.323 | 196gr | Woodleigh RN SN
.321 | 170gr | Winchester Silvertip
.322 | 165gr | Rhino Solid Shank
.324 | 160gr | Reichenberg Spezial Jagd
.323 | 139gr | Prvi Partizan SP
.323 | 139gr | Reichenberg HDB Universal
.323 | 125gr | Hornady SP
.323 | 145gr | AERO SB | HSD 2.0,- smax:13.90
.323 | 139gr | Geco ZERO
.321 | 165gr | Hornady FTX
.321 | 120gr | Reichenberg HDB Spezial Jagd
.323 | 150gr | Ferrobull Entox Sport
.323 | 185gr | Remington PSP Core-Lokt
.323 | 220gr | A-Square MONO RN
.323 | 200gr | MEN SP
.318 | 196gr | Sellier & Bellot SP
Frequently Asked Questions
The maximum pressure for .32 Win. Spec. is 44,237 psi | 3,050 bar.
.32 Win. Spec. typically uses a Large Rifle (LR) primer.
The case capacity of .32 Win. Spec. is approximately 45 grains of water (H₂O).