lIt40i-pouNDl
MIL-P-5518D
30 June 1993
SUPERSEDING
MIL-P-5518C
9
July 1962
MILITARY SPECIFICATION
PNEUMATIC SYSTEMS, AIRCRAFT,
DESIGN
AND INSTALLATION, GENERAL REQUIREMENTS FOR
This specif ication is approved for use by al1 Departments and
Agencies of the Department of Defense.
.1.
SCOPE
1.1 a.
This specification covers the design and installation
requirements of aircraft pneumatic systems.
This includes systems used in
automatic pilots (see 6.4.1), surface control systems (see 6.4.5), and gun
chargers (see 6.4.4).
The working gas may be air, nitrogen, or similar inert
gas.
1.2 Classification.
Aircraft pneumatic systems are of the fol lowing
types and classes:
1.2.1 ~.
1.2.1.1 Char~ed system.
Type A - Airborne compressor-charged system.
Type 8 - Ground-charged system.
1.2.1.2 Fluid temperature.
Type I -
Maximum fluid operating temperature +160”F (+71”C).
Type I; - Maximum fluid operating temperature +275° F (+135”C).
Beneficial comments (recommendations, additions, deletions) and any pertinent
data which may be of use in improving this document should be addressed to:
Commanding Officer, Naval Air Warfare Center Aircraft Division Lakehurst,
Code SR3, Lakehurst, NJ 08733-5100 by using the self-addressed
Standardization Document Improvement Proposal (DD Form 1426) appearing at
the end of .this document or by letter.
AMSC N/A
FSC 1650
DISTRIBUTION STATEMENT A.
Approved for public release; distribution is unlimited.
“.
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