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.345 Winchester Self-Loading

The.345 Winchester Self-Loading (.345 WSL /.345 Winchester Machine Rifle) or 8.8x34mm WSL is a rimless, rifle cartridge in a "cylindrical" shape, created in 1917 by the Winchester Repeating Arms Company. It was designed by Frank F. Burton for the Winchester-Burton Machine Rifle, also known as the Winchester Model 1917. While few original documents pertaining to the rifle have survived, it was probably intended primarily for use as an anti-balloon weapon, while fitted to aircraft.

Also recorded as Winchester Repeating Arms .345 Winchester Self-Loading · Winchester .345 Winchester Self-Loading

.345 Winchester Self-Loading

.345 Winchester Self-Loading cartridge dimensions

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Field
rifle cartridge and cartridge.

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Documentary summary

The.345 Winchester Self-Loading (.345 WSL /.345 Winchester Machine Rifle) or 8.8x34mm WSL is a rimless, rifle cartridge in a "cylindrical" shape, created in 1917 by the Winchester Repeating Arms Company. It was designed by Frank F. Burton for the Winchester-Burton Machine Rifle, also known as the Winchester Model 1917. While few original documents pertaining to the rifle have survived, it was probably intended primarily for use as an anti-balloon weapon, while fitted to aircraft.

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wikipedia incomplete · checked 25 September 2026

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wikidata · Q104621869 · wikipedia · .345 Winchester Self-Loading

In this article

  1. 01Origins and development
  2. 02Notes, references and evidence

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