| Item Name | Valve Regulating Temperature |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-880-4744 (008804744) |
| NCB Code | USA (00) |
| Manufacturer | Aeronautical Standards Group, Military Standards Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| ACKM | FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| ACKU | FIRST END FLANGE THICKNESS | 2.260 INCHES NOMINAL |
| ACKW | FIRST END FLANGE WIDTH | 2.560 INCHES NOMINAL |
| ACKZ | FIRST END BOLT HOLE QUANTITY | 4 |
| ACPE | FOURTH END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH FIRST END |
| AEVM | TWO-WAY VALVE ACTION | DIRECT ACTING |
| AEVU | BULB LENGTH | 2.937 INCHES NOMINAL |
| AFLN | FIRST END CENTER TO CENTER DISTANCE BETWEEN HOLES ALONG LENGTH | 2.000 INCHES NOMINAL |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACKT | FIRST END FLANGE SHAPE STYLE | RECTANGULAR (INCLUDES SQUARE) W/ BOLT HOLES |
| ACKV | FIRST END FLANGE LENGTH | 2.560 INCHES NOMINAL |
| ACLA | FIRST END BOLT HOLE DIAMETER | 0.344 INCHES NOMINAL |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ACMX | THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH FIRST END |
| ADQR | CENTER TO CENTER DISTANCE | 4.020 INCHES MINIMUM AND 4.180 INCHES MAXIMUM |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADQZ | END CONNECTION QUANTITY | 4 |
| AEVV | BULB DIAMETER | 1.250 INCHES NOMINAL |
| AEVW | BULB MATERIAL | BRONZE |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| AEWJ | THERMOSTATIC ELEMENT | LIQUID IMMERSION TYPE |
| AFLS | FIRST END CENTER TO CENTER DISTANCE BETWEEN HOLES ALONG WIDTH | 2.000 INCHES NOMINAL |
| AZKQ | TEMP RATING | 160.0 DEG FAHRENHEIT NOMINAL |
| ZZZV | FSC APPLICATION DATA | COOLER,LUBRICATING OIL,AIRCRAFT ENGINE |
| Components Related to NSN - 4820-00-880-4744, 4820008804744 | ||||
| 4820-00-775-3968 (4820007753968) | 4820-01-407-1380 (4820014071380) | 4810-01-384-9916 (4810013849916) | 4820-00-036-1498 (4820000361498) | |
| 4820-01-445-1127 (4820014451127) | 4820-01-431-0885 (4820014310885) | 4820-01-168-8308 (4820011688308) | 4820-00-967-1001 (4820009671001) | |
| 4820-01-136-3800 (4820011363800) | 4810-01-524-9684 (4810015249684) | 4820-01-068-2378 (4820010682378) | 4820-01-370-6648 (4820013706648) | |
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