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National Stock Number:
5930-21-920-2696
Federal Supply Class:
5930
National Item Identification Number:
219202696
Description:
SWITCH,PROXIMITY
Detail:
A SWITCH DESIGNED TO PERFORM THE FUNCTION OF OPENING AND/OR CLOSING ONE OR MORE ELECTRICAL CIRCUITS. THE SWITCHING FUNCTION IS ACCOMPLISHED BY MEANS OF SEPARABLE CONTACTS, SEMICONDUCTOR DEVICES, OR A COMBINATION OF SEPARABLE CONTACTS AND SEMICONDUCTOR DEVICES. THE ITEM FUNCTIONS IN RESPONSE TO ELECTRICAL CHANGES IN ITS INTERNAL CIRCUIT CAUSED BY CAPACITANCE, INDUCTANCE, OR MAGNETIC FLUX CHANGES. IT IS ACTIVATED BY PERMANENT MAGNETS, METALLIC MATERIALS, OR NONMETALLIC MATERIALS WHICH COME WITHIN ITS SENSING RANGE. FOR SENSING SWITCHES WHICH RESPOND TO CHANGES OTHER THAN CAPACITANCE, INDUCTANCE, OR MAGNETIC FLUX, SEE SWITCH, AIRFLOW; SWITCH, CENTRIFUGAL; SWITCH, INERTIA; SWITCH, PRESSURE; SWITCH, PRESSURE-THERMOSTATIC; SWITCH, THERMOSTATIC; AND SWITCH, TILT.
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Manufacturer Information:
| SWH12512-001 | 1QCC0 | UNITED MARINE COMMUNICATIONS OF FLORIDA, INC | | SWH12512-001 | 37958 | UNITED MARINE COMMUNICATIONS INC | | SWH12512-001 | 37963 | PIERCE-ALL CANADA LTD | | SWH12512-001 | 73274 | HOSE-MCCANN TELEPHONE CO, INC |
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Techincal Specification:
| SPECIAL FEATURES | SHAPED IN THE FORM OF THE HOOK HOLDER FOR HANDSET; NORMALLY OPEN; ACTIVATED WITH THE MAGNET FROM THE SPEAKER OF THE HANDSET;O/A DIMENSIONS 2.750 IN. W, 2.125 IN. H, 0.950 IN. THK; 3 WIRE CONNECTION, 3 SCREW TERMINAL SHOES ON END OF 12.500 IN. WIRE, COLOR CODED 1 WHITE, 1 BLUE, 1 BLACK | | CONTACT ACTION STIMULUS | INCREASE |
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