INCH-POUND
MIL-PRF-9050G
25 AUGUST 2009
SUPERSEDING
MIL-PRF-9050F
26 NOVEMBER 1997
PERFORMANCE SPECIFICATION
VALVES, OXYGEN, PRESSURE RELIEF, AIRCRAFT
This specification is approved for use by all Departments and Agencies of the
Department of Defense.
1. SCOPE
1.1 Scope. This specification covers aircraft pressure relief valves for 70 and 300 psig rated
liquid oxygen (LOX) converters.
1.2 Classification. The valves will be of the following types and Government designations, as
specified (see 6.2):
Type
PIN
Operating Range
I
M9050-1
80-100 psig
II
M9050-2
100-120 psig
III
M9050-3
330-380 psig
IV
M9050-4
380-430 psig
V
M9050-5
120-140 psig
1.3 Part or Identifying Number (PIN). The PIN to be used for valve acquired to this
specification is created as follows:
M
9050
-X
Dash number, see 1.2
Specification number
Prefix for military specification
Comments, suggestions, or questions on this document should be addressed to Oklahoma City Air
Logistics Center/ENSDAA, 3001 Staff Drive, Tinker AFB, OK 73145 or e-mailed to
af71@tinker.af.mil. Since contact information can change, you may want to verify the currency of
this address information using the ASSIST Online database at https://assist.daps.dla.mil.
AMSC N/A
FSC 4820
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