. .
Aittl
MIL-c 35114F
15 J
AEN 1969
Superseding
MIL-P-551.4E
140ctober 1963
MSLITARY SPECIFICATION
WAND DEm2i;,pAcmGS, tiRAtiHC, cmmw
REQ~” FOR
This specificationis mandatory for use
by all Departmentsand Agenoiesof the
Departmentof Defense,
1.
SCOPE
1.1 scoDe.-
This.specification
covers basic design criteriarecommen-
dations for use and applicationin packin@, gaskets, packing and gasket
glands (see 4.2), and related features for use in hydraulic equipmentutiIized
“in systems designedin accordancewith MU-H-5440.
1.2 Classificat*on.-
Hydraulic system packingsand gaskets shall-beof
the followi~types
and classes:
.,
.,
Temperature.ran&e
-65o to-I-160°’F.. - -
. .
-65° to+275°°F
.
-65o to.~450QF.. ~~- ~ .. - ;
. . .. .
; Types
.T @-’”
&pe III
.Classes
Clas9 1; 1,S00 psi
-Where the-iuiitoperating~essure at the packing
is anormal l,500.poundsper square inch (psi).
Class 2, 3,CW psi
-Where”theunit operatiqg @essure at the”packing
is a norma13,000 psi.
,.
...
2.
APPLICtiLEDCEtiTS “’ . -
..
‘2.1 The follokng doc&&$&, o~ the
for bids or
request for proposal,forma
tent specifiedherein: -
*“
SPECIFICATIONS “’
Mmtaq .
MILP-551O - ‘- “
.-.
~L-P-5516
MI-L-H-5606
Mm-P-25732 .
.
‘.
.“
Y
issue in effect on date of
P@ of t&. specification
----
,.
. .
invitation
to the ex-
..: :
-..
Pa&ing; PreformedStraight Thread Tube
Fitting 30SS
“PackingPreformed,PetroleumHydrauM.cFluid
Resistant, 160°F
HydraulicFluid, PetroleumBasej Aircraft,
Missile and Ordnance
Packi!uz,Preformed,PetroleumHydraulicFluid
Resi&nt, 275° F
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