MIL-DTL-50375B
3.2.1 Raw material. The contractor shall be responsible for selecting from the classification list
contained in the raw material specification the surface and physical condition of the raw material intended
for use in manufacture.
3.3 Hardness and other physical properties. Hardness and other physical properties required by
the drawing shall be uniform throughout the part within specified tolerances. Requirements for all alloy
steel parts shall be achieved by quenching and tempering.
3.4 Hydrostatic pressure. The assembled female and male bodies of the initiator shall withstand a
hydrostatic pressure of 14,000 to 15,000 pounds per square inch (psi) for 15 seconds, minimum, without
deformation or mechanical failure (see 6.4.1).
3.5 Metal parts assembly. Parts shall be combined to produce an assembly conforming to the
requirements of the metal parts assembly drawing. All threaded joints shall be assembled handtight.
3.6 Protective finish. Protective finish shall be in accordance with the applicable specifications and
shall apply to all surfaces of the component regardless of contour configuration.
3.7 Residual magnetism. The metal parts assembly shall not deflect the indicator of the compass
more than five degrees in either direction using procedures in 4.6.4.
3.8 Workmanship. The requirements for workmanship shall be as specified on the applicable
drawings, referenced specifications, and the following:
3.8.1 Metal defects. All components shall be free from cracks, splits, cold shuts, inclusions, porosity,
or any similar defect.
3.8.2 Burr. No part shall have a burr which might interfere with the assembly or function of the item
or which might be injurious to personnel handling the item.
3.8.3 Foreign matter. No part or assembly shall contain chips, dirt, grease, rust, corrosion, or other
foreign matter.
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified as
follows:
a. First article inspection (see 4.4).
b. Conformance inspection (see 4.5).
4.2 Quality assurance terms and definitions. Reference shall be made to ASQ A8402 to define the
quality assurance terms used.
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