NSN 4820-01-499-2508
Part Details | TEMPERATURE REGULATING VALVE
4820-01-499-2508 A self-acting valve designed for controlling, by means of a thermostatic element, the flow of liquids or gases therethrough. The thermostatic element is located in liquid or gas whose temperature is controlled by the heat of the liquid or gas flowing through the valve. See also VALVE, RELIEF, PRESSURE AND TEMPERATURE.
Alternate Parts: MILV19772, MIL-V-19772, MILDTL19772, MIL-DTL-19772, 40735401, 40735-401, 407354 ASSY 40735401, 40735-4 ASSY 40735-401, 4820-01-499-2508, 01-499-2508, 4820014992508, 014992508
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUL 17, 2002 | 01-499-2508 | 05492 ( VALVE, REGULATING, TEMPERATURE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
SOCKET
SOCKET
SOCKET
SOCKET
Cross Reference | NSN 4820-01-499-2508
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MIL-V-19772 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-DTL-19772 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 40735-401 | 55378 | TRAC REGULATORS INC |
| 40735-4 ASSY 40735-401 | 55378 | TRAC REGULATORS INC |
Technical Data | NSN 4820-01-499-2508
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | BRONZE, ASTM B61 |
| TEMP ADJUSTABILITY | ADJUSTABLE |
| TEMP RATING | 60.0 DEG FAHRENHEIT MINIMUM AND 160.0 DEG FAHRENHEIT MAXIMUM |
| FURNISHED ITEMS | TAILPIECE W/GROOVES AND UNION NUT |
| SPECIAL FEATURES | THIS VALVE IS TYPE II DIRECT ACTING CLASS 2 REVERSE ACTING SERIES 250 VALVE IAW MIL DTL-19772. SHOCK AND VIBRATION APPROVAL BY EXTENSION FOR LIGHT WEIGHT GRADE A CLASS I FLEXIBLE MOUNTING FIXTURE 4A. |
| NONDEFINITIVE SPEC/STD DATA | PE II, CLASS 2 TYPE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | 1/2 INCH STYLE A FAILSAFE DOUBLE SEAT REVERSE ACTING THERMOSTATIC TEMPERATURE REGULATOR VALVE ASSEMBLY. |
| SEAT MATERIAL | BRONZE, ASTM B61 |
| STEM MATERIAL | STEEL, CORROSION RESISTING, QQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316 |
| PACKING MATERIAL | PLASTIC, POLYPROPYLENE |
| FLOW CONTROL DEVICE MATERIAL | STEEL, CORROSION RESISTING, QQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316 |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | UNTHREADED INTERNAL TUBE |
| FIRST END STYLE DESIGNATOR | 1 SOCKET |
| FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES NOMINAL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| BODY STYLE | STRAIGHT THRU |
| FACE TO FACE DISTANCE | 6.000 INCHES NOMINAL |
| TWO-WAY VALVE ACTION | REVERSE ACTING |
| THERMOSTATIC ELEMENT | LIQUID IMMERSION TYPE |
| CAPILLARY TUBE LENGTH | 12.000 INCHES NOMINAL |
| BULB DIAMETER | 1.875 INCHES NOMINAL |