INCH-POUND
MIL-DTL-38449D
09 June 2010
SUPERSEDING
MIL-S-38449C(USAF)
11 June 1976
DETAIL SPECIFICATION
SIGNAL AND SIGNAL/INTERCOMMUNICATION AMPLIFIERS,
UNIVERSAL, AERIAL REFUELING
THIS DOCUMENT IS INACTIVE FOR NEW DESIGN
This specification is approved for use by all Departments and Agencies of the Department of
Defense.
1. SCOPE
1.1 Scope. This specification covers hydraulic, spring-loaded, normally closed aircraft and
missile hydraulic system check valves with operating pressures up to 3,000 pounds per square
inch (psi) and operating temperatures from -65° to 450°F.
1.2 Classification. The amplifiers should be of the following classes:
Class 1
Standard electrical receptacle without intercommunication, PN M38449-1
Class 2
Miniaturized electrical receptacle without intercommunication, PN M38449-2
Class 3
Miniaturized electrical receptacle with intercommunication, PN M38449-3
Class 4
Miniaturized electrical receptacle with intercommunication and push-to-talk,
PN M38449-4
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 1680
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