NOT MEASUREMENT SENSITIVE
MIL-DTL-2/51B
25 September 2002
SUPERSEDING
MIL-DTL-2/51A
9 June 1995
DETAIL SPECIFICATION SHEET
VALVE, CYLINDER, GAS: ARGON, HELIUM, NITROGEN,
NEON, XENON, AND KRYPTON (INERT-OIL FREE), OUTLET 677
(PRESSURES 5501 THROUGH 7500 psig (38000 THROUGH 51700 kPa) AT 120 ºF (48.9 ºC))
This specification is approved for use by all Departments and Agencies of the Department of
Defense.
The requirements for acquiring the product described herein shall consist of this specification sheet
and the issue of MIL-DTL-2 listed in that issue of the Department of Defense Index of
Specifications and Standards (DoDISS) specified in the solicitation.
REQUIREMENTS:
TYPE DESIGNATION: V51-677-9
TABLE I. Valve requirements.
PRD1
Style
Class
Composition
Inlet
Outlet
Handwheel
size
application
III
75
A
6
677
Yes
1
1
Pressure Relief Device
SPECIAL REQUIREMENTS:
1. Mark the valve body: INERT O.F.
OPTIONAL REQUIREMENTS:
1. Outlet cap or plug (required) (not required).
AMSC N/A
1 of 2
FSC 8120
DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.