AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-453-5518 (004535518) |
| NCB Code | USA (00) |
| Manufacturer | Piezo Mfg Corp, Northrop Grumman Systems Corporation, Deltrol Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| RA20B5 | piezo mfg corp | valve safety relief | RFQ |
| 120B149H01 | northrop grumman systems corporation | valve safety relief | RFQ |
| PD14038-07 | deltrol corp | valve safety relief | RFQ |
| RA20BK2 | deltrol corp | valve safety relief | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | BALL |
| ADSR | BONNET TYPE | INSIDE SCREW |
| ADST | BONNET ATTACHMENT METHOD | INTEGRAL |
| ADSU | DISK LOADING METHOD | SPRING |
| AHNC | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| CQCY | ADJUSTABLE PRESSURE RANGE | 0.0/75.0 POUNDS PER SQUARE INCH |
| CQGM | MAXIMUM OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH 1ST RESPONSE |
| CQGM | MAXIMUM OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS |
| MATT | MATERIAL | COPPER ALLOY BODY |
| MATT | MATERIAL | COPPER ALLOY SEAT |
| MATT | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | OIL,HYDRAULIC 2ND RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| Relevant Components for NSN - 4820-00-453-5518, 4820004535518 | ||||
| 4820-01-573-8320 (4820015738320) | 4820-00-467-8973 (4820004678973) | 4820-01-386-0694 (4820013860694) | 4820-00-757-2955 (4820007572955) | |
| 4820-01-182-4540 (4820011824540) | 4810-00-405-7557 (4810004057557) | 4810-01-714-4038 (4810017144038) | 4820-00-289-3941 (4820002893941) | |
| 4810-01-498-2634 (4810014982634) | 4820-01-153-1851 (4820011531851) | 4820-01-232-8015 (4820012328015) | 4820-01-425-3725 (4820014253725) | |
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