MIL-PRF-9050G
TABLE I. Vibration data (Continued)
18.6-23.2
0.051
23.2-27.6
±1.4g (0.051 to 0.036)
27.6-73.7
0.036
73.7-500
±10.0g (0.036 to 0.001)
3.7 Cleanliness. All surfaces shall be free of visible particulates (50 microns and larger), free of
visible fluorinated lubricants, and free of hydrocarbon contamination to a level not greater than 3
milligrams per square foot (mg/ft²)(see 6.4).
3.8 Interchangeability. All parts having the same manufacturer s part number shall be
functionally and dimensionally interchangeable.
3.9 Item identification. The valve shall be marked for identification with the following
information (see 6.2):
a.
Item name.
b.
Valve type.
Manufacturer s name.
c.
Manufacturer s CAGE code.
d.
Manufacturer s part number (PN).
e.
f.
Part or identification number (PIN) (see 1.3).
g.
Elastomer cure date (if applicable).
4. VERIFICATION
4.1 Classification of inspection. The inspection requirements specified herein are classified as
follows:
a. Qualification (see 4.2).
b. Conformance (see 4.3).
4.2 Qualification inspection. Qualification inspection shall be performed on a minimum of two
valves of each type, and shall include all the tests described in 4.6.
4.3 Conformance inspection. Conformance inspection shall include the tests in 4.3.1 and
4.3.2.
4.3.1 Individual tests. Each valve shall be subjected to the following tests:
a. Examination (see 4.6.1)
b. Leakage (see 4.6.4)
c. Flow capacity (see 4.6.5)
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