MIL-DTL-3661D
3.6 Marking. Marking shall be in accordance with MIL-STD-130. Marking shall include the
manufacturer's name or trademark, or code symbol (in addition, electronically controlled devices shall include date
code) in accordance with MIL-STD-1285 and the following:
3.6.1 Lampholders and indicator light housings. Unless otherwise specified in the contract or order, the
lampholders and indicator-light housings shall be marked with the type designation (see 3.2).
3.6.2 Indicator lights. For indicator lights that have a non-removable lens design, the complete type
designation shall be marked on the indicator light body unless otherwise specified (see 3.2).
3.6.3 Lens. The type designation for lenses (see 3.2) shall be marked on the unit package.
3.7 Workmanship. Lampholders, indicator lights, indicator-light housings and lenses shall be free from
defects that will affect life, serviceability, or appearance and the following:
(a) Indicator-light housings.
(1) No sharp edges shall be noticed on threaded and body parts.
(2) Terminals shall not be bent out of regular designed position.
(3) No solder splattering shall be noticed in the socket cavity or around the terminal header design.
(b) Lenses.
(1) No visual crazing or color degradation shall be noted.
(2) When illuminated under diffused light source, color dispersement shall be uniform.
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 Component and materials inspection. In accordance with 4.1, components and materials shall be
inspected in accordance with all the requirements of referenced documents, unless otherwise excluded, amended,
modified, or qualified in this specification or applicable document.
4.3 Inspection conditions. Unless otherwise specified (see 3.2), all inspection shall be conducted at the
ambient temperature, pressure, and humidity conditions specified in the "General Requirements" of MIL-STD-202.
4.3.1 Test equipment and inspection facilities. Test equipment and inspection facilities shall be of
sufficient accuracy, quality, and quantity to permit performance of the required inspection. The supplier shall
establish calibration of inspection equipment to the satisfaction of the Government. Calibration of standards which
control the accuracy of the inspection equipment shall comply with the requirements of ISO 10012 or
11
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