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|  MIL-S-3644B
4.2.3 Product examination. Unless otherwise specified (see 6.2), each
shaft assembly shall be visually examined to determine compliance with require-
ments of section 3.
4.3 Sampling for inspection. Sampling and inspection shall be in accord-
ance with MIL-STD-105. The acceptance quality level (AQL) shall be as speci-
fied in table II.
4.3.1 Test routine. Sample tuning shafts shall be subjected to the tests
specified in table II, in the order listed.
TABLE II.
Inspection tests.
4.4 Test methods.
4,4.1 Visual and mechanical inspection. Tuning shafts shall be inspected
to verify that the materials, design, construction physical dimensions, mark-
(See
ing, and workmanship are in accordance with the applicable requirements.
3.3 to 3.4.7 incl., 3.7, 3.8 and 3.9).
4.4.2 Casing.
4.4.2.1 Bend. The casing shall be bent into a 180 degree arc having a
radius of 3 inches at both room ambient temperature and at -55 centigrade.
(See 3.5.1).
4.4.2.2 Pressure resistance. The casing shall be filled with grease until
a pressure of 30 to 40 pounds per square inch has been exerted. (See 3.5.2).
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