AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Valve Relief Pressure And Temper |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-500-2453 (015002453) |
| NCB Code | USA (01) |
| Manufacturer | L 3 Communications Corporation, Circor Aerospace Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAFZ | BODY MATERIAL | STEEL, FED STD 66, AISI 303/SAE 30303 |
| ABJH | TEMP RATING | 400.0 DEG FAHRENHEIT AND -100.0 DEG FAHRENHEIT |
| ACKL | MEDIA FOR WHICH DESIGNED | ANY ACCEPTABLE |
| ACKN | FIRST END STYLE DESIGNATOR | FLARED |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSV | OPENING PRESSURE SETTING | 1.0 POUNDS PER SQUARE INCH |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| AGAV | END ITEM IDENTIFICATION | LOS ANGELES CLASS SSN |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | 500 SERIES ADJUSTABLE POPOFF & INLINE RELIEF VALVE |
| FEAT | SPECIAL FEATURES | GOES ON PHOTONIC MAST. ADJUSTABLE CRACKING PRESSURE FACTORY PRE-SET @ 1PSI DESIGNED TO VENT TO ATOMOSPHERE. POLYTETRAFLUOROETHYLENE SEAL MATERIAL. END CONNECTION IS 1/4IN MALE STRAIGHT THREAD AS4395 (MS33656 WITH CONE POINT REMOVED- INLET O |
| Relevant Components for NSN - 4820-01-500-2453, 4820015002453 | ||||
| 4810-01-693-0546 (4810016930546) | 4810-01-224-8636 (4810012248636) | 4810-00-181-8826 (4810001818826) | 4810-00-533-2538 (4810005332538) | |
| 4820-01-319-3454 (4820013193454) | 4820-01-154-9733 (4820011549733) | 4810-01-176-9496 (4810011769496) | 4820-01-278-5449 (4820012785449) | |
| 4810-01-152-7681 (4810011527681) | 4810-00-127-2787 (4810001272787) | 4820-00-557-7800 (4820005577800) | 4810-01-469-1460 (4810014691460) | |
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