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|  MIL-G-5514G
5.3 Marking. Unit, intermediate, and exterior containers shall be marked IAW
special markings required by the contracting activity, SPI and MIL_-STD-129.
5.4 Inspection and test. Test of methods of preservation shall be
accomplished IAW Section 4 of MIL-P-116 to ensure compliance with Section 5 of
this specification. Packaging tests shall be conducted IAW rough handling as
specified in FED-STD-101.
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 fuel procedures covered by this specification are
intended to establish gland design and installation methods of packings for
use in hydraulic equipment design IAW MIL-H-5440.
6.2 Acquisition requirements.
Acquisition documents must specify the
following:
a.
Title, number, and date of the specification.
b.
Issue of DODISS to be cited in the solicitation and if required, the
specific issue of individual documents referenced (see 2.1).
6.3 Definitions.
General terms used herein are defined as follows:
Squeeze: The dimension by which a packing is distorted from its
a.
molded shape when installed in a packing gland.
Seal: A device to retain fluid within a hydraulic component. The
b.
seal may consist of two or more components such as a packing in a
gland, and a packing and backup ring in a gland, etc.
Packing: The component of a seal which serves as a sealing medium by
c.
nature of its plastic or elastic properties, or its ability to
deform into the shape of the gland.
Gland: The component of the seal which forms the cavity or inclusion
d.
which surrounds and supports the packing and controls the squeeze.
Dynamic seal: A type of seal where there is relative motion
e.
between some part of the gland and the packing, such as a piston or
shaft sea.
Static seal: A type of seal where there is no relative motion
f.
between the packing and any part of the gland, although limited
freedom may be provided to permit the packing to change its shape
within the gland when under pressure.
Backup ring: A device used to prevent pressure and friction from
extruding the O-ring packing through the clearance gap of a seal.
TFE : A tetrafluoroethylene resin.
6.5 Subject term [key word) listing.
Dynamic
Face seals
Grooves
O-Rings
Seals
Squeeze
Static
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