Part Number
Part Number:
NSN:
NIIN:
Item Name:
THERMOSTAT , FLOW CONTROL
Definition:
AN AUTOMATIC REGULATING DEVICE WHICH CONTROLS THE FLOW OF FLUIDS OR GASES BY ACTUATING A VALVE OR SHUTTER FOR HEATING OR COOLING PURPOSES. MAY BE ADJUSTABLE, OR SET TO OPERATE AT A DEFINITE PRESSURE. EXCLUDES CONTROL, HUMIDITY; CONTROL, TEMPERATURE INDICATING; AND SWITCH, THERMOSTATIC.
CAGE Information
| Code | Company |
|---|---|
| 97499 | BELL HELICOPTER TEXTRON INC. |
Federal Supply Class
Title
PRESSURE, TEMPERATURE, AND HUMID
Inclusions:
INCLUDES THERMOMETERS, INCLUDING ENGINE THERMOMETERS; PRESSURE GAGES; THERMOCOUPLE LEADS; RESISTANCE BULBS.
Exclusions:
EXCLUDES CLINICAL THEROMETERS; (FSC 6515); THERMOSTATIC AND DIFFERENTIAL PRESSURE SWITCHES (FSC 5930); AND METEOROLOGICAL INSTRUMENTS (FSC 6660).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AMSD | VALVE TRAVEL DISTANCE | 0.235 INCHES NOMINAL |
| AWTQ | DISTANCE ACROSS FLATS | 1.750 INCHES NOMINAL |
| ALCD | USAGE DESIGN | OIL BY-PASS |
| ABKW | OVERALL HEIGHT | 3.845 INCHES MINIMUM AND 4.031 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AKYD | ACCESSORY COMPONENTS AND QUANTITY | ALUMINUM GASKET,1 |
| AWPA | THERMOSTAT TYPE | THERMISTOR ACTUATED |
| AGWM | LARGEST OUTSIDE DIAMETER | 1.359 INCHES NOMINAL |
| AWTM | OPENING TEMP RATING | 80.0 DEG FAHRENHEIT NOMINAL |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| AWTR | INSIDE MOUNTING SURFACE TO VALVE SEAT DISTANCE | 2.260 INCHES |
| ADJH | MOUNTING METHOD | THREADED |
| AWTN | OPERATING TEMP RATING | 250.0 DEG FAHRENHEIT MAXIMUM |
| THDS | THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1.500-18 UNEF |
| AWTP | SPRING OPERATED PRESSURE RELIEF | NOT PROVIDED |