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Part Number

Part Number:
NSN:
NIIN:
Item Name:
SWITCH , STEPPING

Definition:

AN ELECTROMAGNETICALLY ACTUATED SWITCH HAVING CONTACT WIPERS WHICH ARE SUCCESSIVELY ROTATED OVER FIXED BANK CONTACTS. THE CONTACT WIPERS ARE PROGRESSIVELY ADVANCED OVER THE FIXED BANK CONTACTS THROUGH A REPETITIVE SERIES OF STEPPING OPERATIONS. THE STEPPING OPERATION MAY BE A CONTINUOUS FORWARD ROTATION ACTING THROUGH 360 DEGREES TO RETURN TO ITS NORMAL UNOPERATED POSITION OR IT MAY BE DESIGNED TO INCLUDE AN ELECTROMAGNETIC AND/OR MECHANICAL MEANS FOR RELEASING AND RESETTING THE SWITCH TO ITS RELEASED POSITION FOR A SUBSEQUENT OPERATION. THE CONTACT WIPERS MAY BE MECHANICALLY HELD IN CONTACT WITH THE FIXED BANK CONTACTS AFTER THE ARMATURE OF THE ACTUATING COIL HAS RELEASED. THE SWITCH MAY BE RELEASED AT THE END OF ITS TRAVEL OR AT ANY INTERMEDIATE POSITION. IT INCLUDES ITEMS DESIGNED WITH TWO ELECTROMAGNETIC ACTUATORS THAT ENABLE THE SWITCH TO OPERATE IN EITHER DIRECTION. FOR ITEMS HAVING THE DUAL FUNCTION OF A SWITCH AND A RELAY ASSEMBLED TOGETHER ON A COMMON MOUNTING, SEE RELAY-SWITCH. FOR OTHER THAN ELECTROMAGNETICALLY ACTUATED SWITCHES WHOSE CONTACT WIPERS ARE MANUALLY ROTATED OVER FIXED BANK CONTACTS, SEE SWITCH, ROTARY. EXCLUDES RELAY, ROTARY AND SWITCH, TELEPHONE (AS MODIFIED).

CAGE Information

Code Company
00779 TYCO ELECTRONICS CORPORATION

Federal Supply Class

Title

SWITCHES

Inclusions:

INCLUDES ROTARY, KNIFE, TOGGLE, PUSH BUTTON, MERCURY, THERMOSTATIC, AND DIFFERENTIAL PRESSURE SWITCHES.

Exclusions:

EXCLUDES SWITCHGEAR.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
PMLC PRECIOUS MATERIAL AND LOCATION WIPERS AND BANKS GOLD
PRMT PRECIOUS MATERIAL GOLD
APAC BRIDGING LEVEL QUANTITY 1
ABMK OVERALL WIDTH 2.250 INCHES NOMINAL
ACDC CURRENT TYPE DC
APAD NONBRIDGING LEVEL QUANTITY 2
ANZY CONTACT QUANTITY PER BANK LEVEL 11
AMSE VOLTAGE RATING 28.0 VOLTS NOMINAL
ABHP OVERALL LENGTH 4.688 INCHES NOMINAL
APAM OPERATING CURRENT RATING 1.5 AMPERES NOMINAL
APAA CONTACT CURRENT RATING 0.1 AMPERES
ANZX BANK LEVEL QUANTITY 3
ABKW OVERALL HEIGHT 3.188 INCHES NOMINAL
AMWH CONTROL METHOD SELF

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