Attachment 009 - Proof Gun system Overview.pdf

Distribution Statement A Approved for public release. Distribution is unlimited.

PAO Log #197-24

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(U) Artillery Proof Gun Stand Overview

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Distribution Statement A:

Approved for public release. Distribution is unlimited

PAO Log #197-24

Point of Contact: Joseph Leone : 973-724-5573 : joseph.leone.civ@army.mil

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• (U) The Proof Gun Stand (PGS) is an interoperability platform developed by the USG

• (U) Initial fielded in 2023 / Additional fielding for 2025

• (U) Eliminated the need of using existing weapon systems for testing purposes.

• (U) Mitigates the wear and tear experienced by existing weapon systems.

• (U) PGS is the ideal platform for:

• (U) Ammunition evaluation:

• (U) New / Foreign Ammunition.

• (U) Lot Acceptance Testing.

• (U) Ammunition Interchangeability.

• (U) Enables standardized methodology to yield shareable data.

• (U) Facilitates direct one-to-one comparisons.

• (U) Cannon evaluation:

• (U) Cannon proofing.

• (U) Interior ballistics assessment.

• (U) Interoperability

• (U) Mixing and matching ammunition and cannon

(U) Highlights

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• (U) Hard Mounted Platform

• (U) Elevation operational range from -2.5° to 72°.

• (U) Traverse operational range 360°.

• (U) Engineered for 30-year service life in harsh environments.

• (U) Adaptable to wide variety of ground conditions and range requirements.

• (U) Modular Gun Mount

• (U) Accepts & fires variable cannon configurations.

• (U) 105mm to 155mm (23-58 caliber length cannon).

• (U) Utilizes “Tube Sleeve” to allow for compatibility with different/various cannons.

• (U) Current configurations for M776 and M199 cannons (others are in development).

• (U) Tube Sleeve interface can accommodate up to a 13-inch (33cm) diameter cannon.

• (U) Recoil system designed to adapt to these variable cannon configurations and firing loads.

• (U) Dedicated cable cutout for enhanced protection and allow for Data Acquisition.

• (U) Streamlined cannon replacement process, ensuring minimal time to safely change cannon.

• (U) Transportability Focused

• (U) Separates into 3 subsystems.

• (U) Straightforward installation (about 4 hours)

• (U) Compliant with permissible highway standards (US and Europe)

• (U) Asset can fit into a standard 40’ ISO Container.

• (U) Maintainability Focused

• (U) Contracts in place for sparing.

• (U) Engineered for ease of maintenance.

(U) System Attributes

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(U) M776 Integration example

(U) M776 Tube

(U) Tube Sleeve

(U) Integrated Primer Feed Mechanism

(U) Integrated hydraulic Breech Opening / Closing hardware

(U) Hydraulic breech open mechanism (opt)

(M776 cannon)

(U) Range adaptability

(U ) Em bedded videos

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(U) Customer provided input for cannon integration:

• (U) Cannon Interface Control Drawing

• (U) Pressure Versus Time Curves

• (U) Muzzle Brake performance characteristics

• (U) Breech Opening and Closing description (Primary and degraded modes)

• (U) Priming description (Primary and degraded modes)

(U) USG will conduct an engineering study to evaluate the requirements for fit and function and develop a cannon kit

(U) A cannon kit may include:

• (U) Recoil dynamics performance evaluation

• (U) Tube Sleeve Adapters

• (U) Breech opening/closing hardware (as required)

• (U) Manual loading capability (as required)

• (U) Priming capability (as required)

• (U) Tube Porting (recommended): To achieve maximum system benefit, allow standardized data acquisition of internal ballistics suitable for cannons and ammunitions evaluations.

(U) System Integration Requirements

(U ) Custom er Inputs

(U ) O utcom e

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• (U) The Proof Gun Stand is an excellent platform for:

• (U) Interoperability testing

• (U) Ammunition evaluation

• (U) Failure investigation

• (U) Cannon system interior ballistic evaluation

• (U) USG looking to standardize the PGS (CONUS and OCONUS)as the common interoperability platform to conduct all ammunition and cannon validation

• (U) USG is primed to produce and support additional PGS.

• (U) PGS is flexible and can adapt to a variety of test range applications.

(U) Key Take Away

Point of Contact: Joseph Leone : 973-724-5573 : joseph.leone.civ@army.mil