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|  MIL-S-70538A(AR)
c. After the initial two hours of temperature
conditioning, items need only be reconditioned for 30 minutes
between each test provided the conditioned item is not exposed to
ambient temperatures for more than five minutes during the test.
Otherwise two hours of conditioning is required.
4.7.7 Workmanship. The magazine assemblies and components
shall be carefully examined for any defects that could affect the
serviceability of the item.
4.7.8 Loading of magazines. With the open end of the
magazine facing up, the single-loop end of the linked belt is
placed inside near the image at the bottom of the magazine, with
the cartridge tips facing the same direction as indicated by the
image. The linked belt is then loaded into the magazine in a zig
zag fashion taking care that all rows are level to the bottom
surface. Do not leave any voids at the end of each row. When
the entire belt is loaded into the magazine, the end of the belt
is brought to the flap opening so that it can be attached to the
feedstrap. The feedstrap is inserted into the magazine through
the flap opening so that the double loops of the link match to
the partial cylinder of the feedstrap. The double loops of the
link are then slipped onto the partial cylinder and rotated to
snap into place. The cover is then snapped onto the magazine.
4.7.9 Salt spray test. For each item to be tested, five
(5) parts shall be selected"from each lot. The test shall be
performed as specified in DOD-P-16232 and ASTM B 117 without the
supplemental oil. Test procedures and equipment shall have the
prior approval of the Government. If any part shows evidence of
corrosion, it shall be classified as defective and the entire lot
shall be rejected.
4.7.10 Coating weight. For each item to be tested, five
(5) samples of five test panels shall be selected from each lot.
The test shall be performed as specified in DOD-P-16232 for the
clip and TT-C-490 for the spring, retention, magazine. Test
procedures and equipment shall have the prior approval of the
Government. If any sample does not meet the requirement of DOD-
P-16232, for the clip and TT-C-490 for the spring, retention,
magazine it shall be classified as defective and the lot shall be
rejected.
4.7.11 Supplemental oil treatemnt salt spray. The test
shall be performed at the time of first article and at least
semi-monthly during production. Three parts for first article
and three parts per processing tank or dispenser used during
production shall be prepared and tested. Testing shall be in
accordance with MIL-L-3150 or MIL-C-16173 as applicable and ASTM
20
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