| Item Name | Valve Relief Pressu |
| INC Code | 16996 |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-079-4372 (000794372) |
| NCB Code | USA (00) |
| Manufacturer | Pneudraulics Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAFZ | BODY MATERIAL | ALUMINUM ALLOY,QQ-A-225/6,ALLOY 2024,T351 |
| AAJP | OUTSIDE SURFACE TREATMENT | PASSIVATED |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ABJH | TEMP RATING | -65.0 DEG FAHRENHEIT |
| ABJH | TEMP RATING | 275.0 DEG FAHRENHEIT |
| ACKL | MEDIA FOR WHICH DESIGNED | HYDRAULIC FLUID,PHOSPHATE-ESTER BASE |
| ACSH | SEAT MATERIAL | STEEL,FED STD 66,AISI 440C/SAE 51440C |
| ADQL | FACE TO FACE DISTANCE | 5.850 INCHES NOMINAL |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADQV | FLOW CONTROL DEVICE MATERIAL | STEEL,FED STD 66,AISI 440C/SAE 51440C |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADSV | OPENING PRESSURE SETTING | 3620.0 POUNDS PER SQUARE INCH |
| ADSY | VALVE DISCHARGE FLOW RATE | 36.0 GALLONS PER MINUTE |
| AEVU | BULB LENGTH | 0.989 INCHES NOMINAL |
| AEVV | BULB DIAMETER | 1.625 INCHES NOMINAL |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| ZZZV | FSC APPLICATION DATA | AIRCRAFT HYDRAULIC VACUUM DEICING SYSTEMS |
| Relevant Components for NSN - 4820-00-079-4372, 4820000794372 | ||||
| 4820-00-835-3873 (4820008353873) | 4820-01-431-2398 (4820014312398) | 4820-01-009-8942 (4820010098942) | 4820-01-273-3653 (4820012733653) | |
| 4820-01-274-9975 (4820012749975) | 4820-01-600-7663 (4820016007663) | 4820-01-338-4276 (4820013384276) | 4820-01-233-6683 (4820012336683) | |
| 4820-01-018-1584 (4820010181584) | 4820-01-322-8071 (4820013228071) | 4820-01-318-2830 (4820013182830) | 4820-01-340-5738 (4820013405738) | |
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ESD S20.20-2014 Certification |
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