MIL-DTL-17587C(SH)
3.4.9.1.5 Acceptance. The powder coating shall be of the color specified in 3.4.9.1.3, certified to meet the
selection criteria of 3.4.9.1.1, and initially qualified to the adhesion and salt spray resistance requirements of
3.4.9.1.5.1 and 3.4.9.1.5.2, respectively.
3.4.9.1.5.1 Adhesion. Powder coated panels shall be initially subjected to an adhesion tape test in accordance
with ASTM D3359 Test Method B. The cured film of applied powder coating shall have a minimum classification
of 5B. Alternate test methods and acceptance criteria shall be as specified (see 6.2).
3.4.9.1.5.2 Salt spray resistance. Powder coated panels shall be initially subjected to a 500-hour salt spray test
in accordance with ASTM B117. The cured film of applied powder coating shall not show undercutting greater
than ¼ inch from the score lines. There shall also be no blistering, wrinkling, or loss of adhesion of the coating or
any general surface corrosion or pitting.
3.4.9.1.6 Repair. Repair of powder coated surfaces is acceptable. Repair of powder coating using the same
thermoset powder shall be accomplished by heating the part to a temperature that will cause the replacement powder
to melt. Scratches, marks, or other similar minor imperfections in powder coatings may be repaired by using touch-
up paint conforming to the same selection (3.4.9.1.1), appearance (3.4.9.1.2), and color (3.4.9.1.3) for powder
coatings.
3.4.10 Insulation.
3.4.10.1 Material. Electrical insulation shall be a minimum of Class B, in accordance with MIL-E-917, except
that coils and wires may be a minimum of Class A, in accordance with MIL-E-917.
3.4.10.2 Temperature rise. Temperature rise shall not exceed the applicable requirements of Table I.
5
For Parts Inquires submit RFQ to Parts Hangar, Inc.
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business