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) | 01-495-5307 (014955307) |
| NCB Code | USA (01) |
| Manufacturer | Anderson Greenwood Lp, Military Specifications, Pentair Valves And Controls |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| ADZH | RENEWABLE SEAT RING TYPE | PRESSED-IN |
| AHNC | CONNECTION STYLE | SOCKET ERR-100 |
| AWLS | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| CQGM | MAXIMUM OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| FEAT | SPECIAL FEATURES | PFOR GAS SERVICE; VENT MUST BE OPEN TO ATMOSPHERE OR PIPED TO DOWNSTREAM PIPING; VENT PLUG (FIND NO. 27) AND ASSOCIATED O-RING (FIND NO. 28) ARE NOT TO BE INSTALLED WHEN VALVE IS USED IN AN AIR SYSTEM; HAS MONEL TRIM |
| MATT | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE |
| MATT | MATERIAL | NICKEL ALLOY STEM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE FLOW CONTROL DEVICE AND AMS 3660 ASSN STD 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| TMQY | FURNISHED ITEMS AND QUANTITY | 2 TAILPIECE AND 2 NUT AND 1 PLUGGED DRAIN AND 1 RELIEF PLUG |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES ALL ENDS |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADSU | DISK LOADING METHOD | SPRING |
| AEHZ | MAXIMUM OPERATING TEMP | 165.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CQCY | ADJUSTABLE PRESSURE RANGE | +76.0/+90.0 POUNDS PER SQUARE INCH |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | 1 RELIEF VALVE TYPE 1751T |
| MATT | MATERIAL | COPPER ALLOY 922 BODY |
| MATT | MATERIAL | NICKEL ALLOY SEAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| STYL | STYLE DESIGNATOR | ANGLE |
| Relevant Components for NSN - 4820-01-495-5307, 4820014955307 | ||||
| 4810-00-872-2016 (4810008722016) | 4810-01-701-8537 (4810017018537) | 4820-01-147-9334 (4820011479334) | 4820-01-654-7545 (4820016547545) | |
| 4820-01-701-6726 (4820017016726) | 4820-01-310-4503 (4820013104503) | 4820-01-346-3872 (4820013463872) | 4820-01-477-2791 (4820014772791) | |
| 4810-01-665-1605 (4810016651605) | 4820-01-487-1839 (4820014871839) | 4820-01-528-2828 (4820015282828) | 4820-01-340-1265 (4820013401265) | |
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