MIL-PRF-25675C
TABLE IV. Torque (inch-pounds)
Part number suffixes
Flareless nuts
Flared nuts
125 ± 10
125 ± 10
-4
180 ± 10
180 ± 10
-5
230 ± 15
230 ± 15
-6
450 ± 20
450 ± 20
-8
650 ± 30
650 ± 30
-10
900 ± 45
900 ± 45
-12
-16
1,200 ± 60
1,200 ± 60
4.6.17 Salt fog. The valve shall be subjected to an industrially acceptable salt fog test. Any evidence of corrosion or
corrosion damage shall constitute a cause for rejection.
4.6.18 Final examination. After completion of the tests enumerated herein, the valve shall be examined for corrosion,
deterioration, deformation, and mechanical failure.
5.
PACKAGING
5.1
Packaging. For acquisition purposes, the packaging requirements shall be as specified in the contract or order
(see 6.2). When actual packaging of materiel is to be performed by DoD personnel, these personnel need to contact
the responsible packaging activity to ascertain requisite packaging requirements. Packaging requirements are
maintained by the Inventory Control Point packaging activity within the Military Department or Defense Agency, or
within the Military Department's System Command. Packaging data retrieval is available from the managing Military
Department or Defense Agency automated packaging files, CD-ROM products, or by contacting the responsible
packaging activity.
6.
NOTES
(This section contains information of a general or explanatory nature that may be helpful, but is not mandatory.)
6.1
Intended use. The check valves covered by this specification are intended for use in controlling the flow of
hydraulic fluid in Type III aircraft and missile hydraulic systems, where the operating pressure does not exceed 3,000
psi and the temperature range is from -65° to 450°F.
6.2
Acquisition requirements. Acquisition documents must specify the following:
a.
Title, number, and date of this specification.
b.
Item identification.
c.
Size and style (see 1.2).
d.
Issue of the DoDISS to be cited in the solicitation, and if required, the specific issue of individual
documents referenced (see 2.1).
e. When first article is required (see 3.1).
f. Data required.
g. Packaging requirements (see 5.1).
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