The .50 Cal You’ve (Probably) Never Heard Of

Published on October 3, 2022
Duration: 18:28

This guide details the disassembly and maintenance of the rare Pauza P-50 .50 BMG rifle, as demonstrated by Brandon Herrera. It highlights the unique challenges, such as managing the high-tension recoil spring with a custom tool, and the internal mechanics including the short-stroke gas piston and tilting bolt. Proper cleaning and lubrication are emphasized for reliability.

Quick Summary

The Pauza P-50 is a rare semi-automatic .50 BMG rifle manufactured between 1991-1997, known for its short-stroke gas piston and tilting bolt. Disassembly requires a custom tool for its high-tension recoil spring. It gained notoriety partly from its appearance in RoboCop 2 and is distinguished by its 5-round single-stack magazine.

Chapters

  1. 00:00Introduction to the Pauza P-50
  2. 01:32Range Testing and Reliability Issues
  3. 04:07History and Production Details
  4. 04:42Manual of Arms and Features
  5. 05:44Bipod and Muzzle Device Analysis
  6. 07:14Operating System Analysis
  7. 11:42Disassembly and Internal Mechanics

Frequently Asked Questions

What makes the Pauza P-50 a unique .50 BMG rifle?

The Pauza P-50 is unique due to its rarity, with estimated production between 36-86 units. It features a short-stroke gas piston, tilting bolt, and a 5-round single-stack magazine, distinguishing it from more common .50 caliber rifles like the Barrett M82.

How is the Pauza P-50 disassembled?

Disassembling the Pauza P-50 is challenging and requires a custom wooden tool to manage its high-tension recoil spring. The process involves careful handling of internal components like the dual plunger-style ejector and monolithic locking lug.

What were the reliability issues encountered with the Pauza P-50?

During testing, the Pauza P-50 experienced 'nose-diving' feeding issues with one of its magazines, where rounds failed to properly chamber. The muzzle device also tended to loosen during firing.

Where was the Pauza P-50 manufactured and when?

The Pauza P-50 was invented by Robert Pauza and manufactured by Pauza Specialties in Baytown, Texas, between the production years of 1991 and 1997. Brandon Herrera's specific model is serial number #023.

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