MIL-STD-981C APPENDIX B
B.3.2.3.2 Examination. The coil examination shall include, but not be limited to, inspection for extraneous material on the windings or within the enclosure, misaligned or mispositioned core, misaligned electrodes and physical damage to the windings of the coil.
B.3.2.3.2.1 Cracked or damaged core. The core shall show no evidence of being cracked or otherwise damaged. See figure B-9(a).
B.3.2.3.2.2 Damaged electrical connection. The magnet wire shall show no evidence of being not connected to the termination See figure B-9(b).
B.3.2.3.2.3 Exposed core. There shall be no evidence of the core being exposed through the encapsulant. See figure B-9(c).
B.3.2.3.2.4 Damaged magnet wire. The magnet wire shall show no evidence of being chipped, nicked or otherwise damaged. See figure B-9(d).
B.3.2.3.2.5 Extraneous material. There shall be no loose or attached extraneous material 0.002 inches
(.0508 mm) or larger in size on the windings or within the enclosure. See figure B-9(e).
B.3.2.3.2.6 W indings. There shall be no excessively loose turns visible on the coil. A separation of
0.010 inches or more between a winding and the next inner layer of winding shall be considered excessive.
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