China Lake 40mm Pump Action Grenade Launcher

Published on December 11, 2020
Duration: 15:10

This guide details the disassembly of the rare China Lake 40mm Pump Action Grenade Launcher, as demonstrated by Ian McCollum of Forgotten Weapons. The process involves rotating the trigger guard to separate the receiver assemblies, revealing internal components like dual action bars and a unique locking block. This information is valuable for understanding the mechanics of this historical SEAL team weapon.

Quick Summary

The China Lake 40mm Pump Action Grenade Launcher is a rare firearm developed for Navy SEALs in 1967, with only 24 originals made. It fires 40x46mm Low Velocity rounds (3+1 capacity), has a 400-yard range, weighs 8 lbs, and disassembles by rotating the trigger guard.

Chapters

  1. 00:00Introduction to the China Lake Grenade Launcher
  2. 00:42Development and Context
  3. 03:15Operation and Capacity
  4. 05:10Sights and Features
  5. 06:22Disassembly and Construction
  6. 08:22Internal Mechanism
  7. 11:19Production History and Legacy

Frequently Asked Questions

What is the China Lake 40mm Pump Action Grenade Launcher?

The China Lake 40mm Pump Action Grenade Launcher is a rare firearm developed for Navy SEALs in 1967. Only 24 original units were produced, designed to offer superior firepower over single-shot launchers for ambush missions.

What are the key technical specifications of the China Lake launcher?

It features a pump-action, fires 40x46mm Low Velocity rounds with a capacity of 3+1, has an approximate maximum range of 400 yards, and weighs around 8 lbs unloaded. It's primarily constructed from aluminum.

How is the China Lake 40mm Grenade Launcher disassembled?

Disassembly involves rotating the trigger guard to unlock the upper and lower receiver assemblies. This reveals internal components like dual action bars and a pivoting locking block mechanism.

What is the historical significance of the China Lake launcher?

Developed at China Lake Naval Base, it was a successful multi-shot solution for SEAL teams during the Vietnam War, offering enhanced capabilities for ambush operations compared to earlier single-shot designs.

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