NATO EPVAT testing
Proofing

NATO EPVAT testing

Section Title: Proofing
Table Section Text: None

Calibre	Specific Weapon Detail	Service Pressure Pmax MPa / (psi)	Proof Round Pressure Requirement MPa / (psi)	Detailed Requirement for Proof Ammunition

5.56 mm (5.56×45mm NATO)	Designed to chamber NATO ammunition	430.0 / (62,366)	537.5 / (77,958)	Pressure recorded in NATO design EPVAT Barrel with Kistler 6215 Transducer, HPI GP6 Transducer or by equipment to Commission Internationale Permanente pour l’épreuve des Armes á Feu Portatives (C.I.P.) requirements

7.62 mm (7.62×51mm NATO)	Designed to chamber NATO ammunition	415.0 / (60,190)	519.0 / (75,275)	Pressure recorded in NATO design EPVAT Barrel with Kistler 6215 Transducer, HPI GP6 Transducer or by equipment to C.I.P. requirements

9 mm (9×19mm NATO)	Designed to chamber NATO ammunition	252.0 / (36,550)	315.0 / (45,687)	Pressure recorded in C.I.P. design barrel at mid case position

12.7 mm (12.7×99mm NATO)	Designed to chamber NATO ammunition	417.0 / (60,481)	521.3 / (75,608)	Pressure recorded in NATO design EPVAT Barrel with Kistler 6215 Transducer, HPI GP6 Transducer or by equipment to C.I.P. requirements

All other small arms ammunition for use in "non-NATO Chamber" weapons	As defined by the current C.I.P. legislation.	As defined by the current C.I.P. legislation

Sentence(s)

The proof for ammunition of NATO calibre was 5.56 mm.

final_sentence: The proof for ammunition of NATO calibre was 5.56 mm.