Firearms Design Resources

So you want to design a gun? Don’t we all!

Here are a variety of resources that might assist you.

This content moved over from my previous website. For broken links, use WaybackMachine.

Some information here may be illegal to possess in places like Australia and Singapore. Know your own laws.


Firearms Engineering

Information specific to the design of firearms

BOOKS

Firearm Anatomy – Book I 

The Thompson M1A1 Submachine Gun

Mr. David S. Findlay

Print

Firearm Anatomy – Book II 

The STEN Submachine Gun

Mr. David S. Findlay

Print

The Thermodynamics of Firearms. Design of firearms as heat engines and the interior and exterior ballistics of projectiles.

Clark Shove Robinson 

Print

Hatcher’s Notebook : A Standard Reference Book for Shooters, Gunsmiths, Ballisticians, Historians, Hunters, and Collectors

Julian S. Hatcher

Print

PDF

Engineering Design Handbook – Guns, General

U.S. Army Materiel Command

PDF

Engineering Design Handbook – Interior Ballistics of Guns

U.S. Army Materiel Command

Print

PDF

Engineering Design Handbook – Automatic Weapons

U.S. Army Materiel Command

Print

PDF

Engineering Design Handbook – Gun Barrels

U.S. Army Materiel Command

PDF

Alt PDF

Engineering Design Handbook – Muzzle Devices

U.S. Army Materiel Command

PDF

Engineering Design Handbook – Breech Design

U.S. Army Materiel Command

PDF

Technical Notes on Small Arms Weapons Design

US Army Weapons Command

PDF

Performance Calculations and Optimization of Gas Guns

U.S. Army Electronics Research and Development Command

PDF

The Textbook of Pistol Technology and Design 2nd Edition

Peter Dallhammer

Print

Ballistics – Theory and Design of Guns and Ammunition

Donald E. Carlucci

Print

PDF

Handbook on Weaponry

Rheinmetall

PDF

The Machine Gun History, Evolution, and Development of Manual, Automatic, and Airborne Repeating Weapons*

George M. Chinn

PDF

*(Vol 4 will be most relevant)

The Bolt Action: A Design Analysis

Stuart Otteson

Print

Science and Engineering of Small Arms

Prasanta Kumar Das

Print

PDF

National Conference on Advancements in Armament Technology

Various

PDF

Small Arms General Design

D F Allsop

Print

PDF

Building a Single Shot Falling Block Rifle

Walter B Mueller

Print

PDF

Brassey’s Essential Guide To Military Small Arms: Design Principles and Operating Methods

D F Allsop

PDF

Principles of Firearms

Charles E Balleisen

PDF

Silencers – Principles and Evaluations

Dept. of the Army

PDF

Silencers – Patterns and Principles

American Machine & Foundry Co.

PDF

Theory of Interior Ballistics of Guns

J. Corner

PDF

Submachine Gun Designers Handbook

G Dmitrieff

PDF

Sensitivity Study of Rifle Gas Systems

Nathan Gerber

PDF

WEBSITES + MINIGUIDES

Gun Recoil Formulae

Gun Recoil Calculator

Blowback Gun Design

A Look at Bolt Lug Strength

Buffer Mechanism Optimization Example

Barrel Strength

Trigger Force Calculations

Estimating Rifling Twist

Barrel Pressure and Projectile Velocity

Spring Characteristics for Small Arms

Modeling and numerical simulation of semi-automatic pistol dynamics

REFERENCE PRINTS

Various TDP’s

– Hosted by the Gatalog
Various Antique Prints

– Hosted by McCracken Research Library

A Selection of Sketches from Parts of Firearms


REFERENCE 3D CAD

AR Pattern CAD Files

– Hosted by the Gatalog

General Engineering

Information on general engineering concepts that are critical to success

BOOKS

Design Engineers Reference Guide

Keith L. Richards

Print

Engineering Mechanics and Design Applications

Atila Ertas

Print

Fatigue and Structures of Materials

J. Schijve

Print

PDF

Engineering Mechanics 1: Statics

Dietmar Gross

Print

PDF

Engineering Mechanics 2: Mechanics of Materials

Dietmar Gross

Print

PDF

Shigley’s Mechanical Engineering Design

Richard Budynas

Print

PDF

Thermodynamics and Energy Conversion

Henning Struchtrup

Print

PDF

Additive Manufacturing Technology

Ian Gibson

Print

PDF

Materials Selection in Mechanical Design

Michael F. Ashby

Print

PDF

Machinery’s Handbook

Erik Oberg

Print

PDF

Mechanisms and Mechanical Devices Sourcebook

Neil Sclater

Print

PDF

General Dimensioning and Tolerancing Handbook

Walter M Stites

PDF

WEBSITES + MINIGUIDES

Engineer4Free

Engineering Toolbox

Engineers Edge

Dimensioning, Sizing and Tolerancing Guide

Designing for Machining

Material Selection Assistant

MatWeb

COMPONENT/MATERIAL SELECTION QUICK GUIDES

Washers

Compression Springs 1

Compression Springs 2

O-Rings 1

O-Rings 2

Bolts

Composites

Retaining Rings

Pins and Clips

Rivets 1

Rivets 2

Welding Electrode + Specification 1

Welding Electrode + Specification 2

Sheet Metal 1

Sheet Metal 2

VIDEOS / YOUTUBERS

Tarkka

Excellent videos on fits and tolerances, fasteners, and engineering drawings

Calculus 1

Presented by Professor Leonard

PROTOTYPE COMPONENT & HARDWARE SUPPLIERS

Grainger Industrial Supply

Fastenal

MSC Industrial Supply

McMaster-Carr

EngNet Global

Thomasnet


Communities

Connect with like-minded individuals

r/FOSSCAD

“A community dedicated to the discussion of 3D printed guns and related topics.”

r/GunnitRust

“Reddit’s Usermade Firearm Contest”

r/DIYGuns

“Show your gun building skills! Share your pics and experience in gun fabrication, gun restoration, gun cabinets, steel targets or anything else that you make yourself or modify that has anything to do with weapons.”

r/GunDesign

“information on gun design, gun theory, ballistics, gun modifications, metallurgy, gun tools, gunsmithing, gun-related machining or CNC work, gun-related 3D design, how-to/DIY, or other advanced gun topics.”

AWCY

Portal to AWCY’s files, community, and products

Deterrence Dispensed Chat

Requires Account

HomeGunsmith Forum

Not super active, but has good information

Weaponsguild Forum

Requires account to view

Makers Match

Competition for DIY guns

3D Printed Guns

For those just wanting to print the designs of others – also good to see how others have approached the problem of designing firearms

Getting Started Guide

Made by CTRLPew

DEFCAD

Repository of CAD files. Requires account.

CTRLPew

Odysee file repository

The Gatalog

File repository and community link

Deterrence Dispensed

Odysee file repository

Misc Repository

print2a

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