MIL-DTL-24560A(SH)
3.4.1.3 Drilling, countersinking, and tapping. Drilling,
countersinking, and tapping shall be done before placing or finish is applied.
All holes shall have burrs removed.
3.4.1.4
Sharp edges.
Sharp edges and corners shall be given a slight
radius.
3.4.1.5 Finishes. Surface finishes shall be in accordance with ANSI
B46.l. Score marks on side walls of all light assemblies in the way of nylon
stuffing tubes shall be not greater than 123 microinches.
3.4.1.6 Threaded parts and fastening devices. Screw threads in copper,
aluminum and plastic and fastening of parts shall be in accordance with MIL-E-
917 and as specified (see 3.1).
3.4.1.7 Wiring. Where required (see 3.1), internal wiring shall be
furnished and installed. Connections at screw terminals shall be made with
pressure grip (solderless) connectors in accordance with UL 486A. Splice
connections shall be kept to a minimum and shall be made with UL approved
insulated connectors, either crimp or screw type. There shall be no exposed
uninsulated electrical terminal joints, junctions, wiring, or wiring
accessories.
3.4.1.8 Castings and molded parts. Castings shall be free of cold
shuts, blow holes, or any imperfections that may affect the strength or
performance. Flash shall be removed from molded parts.
3.4.1.9
Stress relief.
3.4.1.9.1 Metals. Metals used in fabrication and assemblies which are
susceptible to stress shall be stress relieved to prevent deterioration or
failure.
3.4.1.9.2 Plastics. Measures shall be taken in molding or processing
plastics to insure that stress buildup does not occur or is treated to relieve
these stresses when required to prevent deterioration of the part or assembly.
3.4.1.10 Welding. Welding and allied processes used in fabrication
shal1 be in accordance with MIL-STD-278 except welder qualification is not
required.
3.4.1.11 Painting. Unless otherwise specified (see 3.1) painting,
where required, shall be in accordance with MIL-E-9l7.
3.4.1.12 Gaskets. Rubber gaskets shall be securely cemented at the
scarf joint and shall completely fill the groove without stretching or
bunching. The gasket shall be retained in its groove without the use of
cement.
3.4.1.13 Lubrication. O-ring and tubular gaskets shall be coated with
a compound in accordance with MIL-S-8660 before final assembly in the light
assembly.
3.4.2 Glassware. Glassware shall consist of lenses, globes, and
roundels of the classes specified (see 1.2). The design, construction, and
physical dimensions shall be as specified (see 3.1) and hereinafter.
3.4.2.1 Coloring. Colored glassware shall be of uniform coloring
throughout the entire thickness of the portions designed for light
transmittance.
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