Part Number
Part Number:
NSN:
NIIN:
Item Name:
SWITCH , THERMOSTATIC
Definition:
A SWITCH THAT IS ACTUATED BY CHANGES IN AMBIENT TEMPERATURE. EXCLUDES CIRCUIT BREAKER; CONTROL, TEMPERATURE (AS MODIFIED); FUSE (AS MODIFIED); PROTECTOR, THERMAL-OVERLOAD, ELECTRICAL MOTOR; RELAY, THERMAL; AND THERMOSTAT, FLOW CONTROL. SEE ALSO CONTROL, TEMPERATURE (AS MODIFIED) AND REGULATOR, TEMPERATURE (AS MODIFIED).
CAGE Information
| Code | Company |
|---|---|
| 77857 | ROBERTSHAW CONTROLS CO NEW STANTON D |
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 |
|---|---|---|
| AKBY | TEMP SENSING ELEMENT TYPE | CAPILLARY TUBE-BULB |
| AKBY | TEMP SENSING ELEMENT TYPE | CAPILLARY TUBE-BULB |
| CQJX | NOMINAL THREAD SIZE | 0.112 INCHES ALL THREADED HOLE |
| AEVT | CAPILLARY TUBE LENGTH | 18.0 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 32 SINGLE THREADED HOLE |
| CTZB | CONTACT VOLTAGE RATING IN VOLTS | 240.00 AC AT SEA LEVEL SECOND VOLTAGE |
| THSD | THREAD SERIES DESIGNATOR | UNC ALL THREADED HOLE |
| AAJD | THREAD CLASS | 2B ALL THREADED HOLE |
| CTZB | CONTACT VOLTAGE RATING IN VOLTS | 277.0 AC AT SEA LEVEL THIRD VOLTAGE |
| ABKW | OVERALL HEIGHT | 1.656 INCHES NOMINAL |
| CTZB | CONTACT VOLTAGE RATING IN VOLTS | 480.0 AC AT SEA LEVEL FOURTH VOLTAGE |
| CQGB | CONTACT ACTION STIMULUS | INCREASE |
| CTYC | CONTACT ADJUSTABILITY | ACTUATION POINT ADJUSTABLE |
| CTYM | CONTACT ADJUSTMENT RANGE | +0.00/+800.00 ACTUATION POINT DEGREES FAHRENHEIT |
| CTHF | CONTACT LOAD CURRENT RATING | 25.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE |
| CTHF | CONTACT LOAD CURRENT RATING | 20.0 AMPERES RESISTIVE LOAD FOURTH VOLTAGE |
| FEAT | SPECIAL FEATURES | SWITCH HAS DIAL WITH A ROTATION ARC OF 31O DEG WHICH FITS OVER FLATTED SHAFT 0.938 IN. LG,0.250 IN. DIA REQUIRING MIN 10 IN. OZ TORQUE TO TURN OUT OF OFF POSITION |
| CTHF | CONTACT LOAD CURRENT RATING | 22.5 AMPERES RESISTIVE LOAD THIRD VOLTAGE |
| AEVU | BULB LENGTH | 14.875 INCHES MINIMUM AND 16.875 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 2.953 INCHES NOMINAL |
| CTHF | CONTACT LOAD CURRENT RATING | 27.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE |
| CQYJ | MOUNTING FACILITY PATTERN | TWO POSITION IN-LINE |
| AXGY | MOUNTING METHOD | BRACKET AND THREADED HOLE |
| ABMK | OVERALL WIDTH | 2.485 INCHES NOMINAL |
| CTZB | CONTACT VOLTAGE RATING IN VOLTS | 208.0 AC AT SEA LEVEL FIRST VOLTAGE |
| AEVV | BULB DIAMETER | 0.188 INCHES NOMINAL |
| CTYS | CONTACT ADJUSTMENT TYPE | EXTERNAL ACTUATION POINT SHAFT WITH SCALE |
| CRLD | NONPILE-UP CONTACT ARRANGEMENT | 1 POLE, SINGLE THROW, BOTH POSITIONS MAINTAINED |
| MEDA | MEDIA FOR WHICH DESIGNED | GAS |
| CSCF | TERMINAL TYPE | TAB W/SCREW |