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MIL-P-60835A(MU)
4.5.4 Soundness Verification. -After equipment checkout and verification
as specified in 4.5.3 and 4.5.5 the entire lot sample will be inspected
with the equipment operating automatically.  Any rejected unit of the sample
will be automatically cycled through the equipment with the CAL. button
pressed (to lower the sensitivity one step below that used for production
inspection).  Any unit which is rejected at the lower sensitivity shall be
classed as a defective.
4.5.5 Equipment Verification. -The government inspector will maintain,
independent of the contractor, a set of standards and may cycle these standards
through the equipment at any time.  Failure of equipment to reject standards
will be evidence that the equipment is not properly adjusted and the contractor
will be so notified.  (see 6.6)
4.5.6 Phosphate Coating. -The method of test shall be as specified in TT-C-490
for the type of coating used (see Dwg. D7259271). The standard panels shall
be processed, with the-projectiles to be represented, at the start of daily
production and at four hour intervals, maximum, thereafter.  Appearance and
weight of the coating shall be recorded.
4.5.7 Paint Adhesion. -The method of test shall be as specified in TT-C-490.
The test shall be made on the painted bourrelet of each unit of the sample.
4.5.8 Corrosion Resistance. -The method of test shall be as specified in
the American Society for Testing and Materials (ASTM), ASTM B117. All areas
not subject to salt spray test may be masked out or plugged for this test.
The exposure time shall be as specified by 3.7.3.
4.5.9 Metal Parts Security. -The method of test will be as specified in
AMCR 715-505, Volume 8, as applicable.  The test sample will be assembled
to comply with the requirements of Dwg. D7259275, projectile, Metal parts
Test Cartridge, 20mm, M242. The test cartridges, at ambient temperature,
will be fired in an M39 gun in bursts of 50 shots.  The gun barrel will be
at ambient temperature for the firing of each burst.  The cyclic rate of
fire will be recorded for informational purposes.  (see 6.3)
PREPARATION FOR DELIVERY
5.
5.1 Packing, Level C.-Each lot of projectile metal parts shall be packed
as specified by Dwgs. F7258861 or D7259136.
5.2 Marking, Level C.-Marking of shipping containers shall comply with
applicable requirements of MIL-STD-1169.
6.
NOTES
6.1 Ordering Data.- Invitations for bids and contracts or orders will specify
the following:
6.1.1 Title, number and date of this specification.
6.1.2 place of inspection, if not place of manufacture.
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