| Item Name | Valve Relief Pressure And Temper |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-673-7984 (006737984) |
| NCB Code | USA (00) |
| Manufacturer | Navair And Navsea Managed, Parker Hannifin Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAFZ | BODY MATERIAL | IRON |
| AAJP | OUTSIDE SURFACE TREATMENT | PAINT,MIL-P-1265 |
| AAQL | BODY STYLE | TEE GIVE ADQL AND ADQM ONLY WHEN FLANGED ALL ENDS |
| ABEP | STEM MATERIAL | STEEL |
| ACKL | MEDIA FOR WHICH DESIGNED | HYDROCARBON FUELS AND OILS |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACLG | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ACMX | THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH FIRST END |
| ADQU | FLOW CONTROL DEVICE | PISTON,SPRING LOADED |
| ADQZ | END CONNECTION QUANTITY | 3 |
| ADSW | ADJUSTABLE PRESSURE RANGE | 100.0 TO 1500.0 POUNDS PER SQUARE INCH |
| ADSY | VALVE DISCHARGE FLOW RATE | 20.0 GALLONS PER MINUTE |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| AFKX | TEMP CONTROL DEVICE TYPE | FUSIBLE |
| CQMM | FIRST END THREAD SERIES DESIGNATOR | UNF |
| CQYM | FIRST END NOMINAL THREAD SIZE | 0.750 INCHES |
| Relevant Components for NSN - 4820-00-673-7984, 4820006737984 | ||||
| 4820-01-695-0145 (4820016950145) | 4820-01-596-1771 (4820015961771) | 4810-01-187-3363 (4810011873363) | 4810-01-523-6894 (4810015236894) | |
| 4820-00-707-0356 (4820007070356) | 4820-01-568-0815 (4820015680815) | 4820-01-227-9365 (4820012279365) | 4820-01-104-8145 (4820011048145) | |
| 4820-01-299-5713 (4820012995713) | 4820-01-640-9566 (4820016409566) | 4810-01-346-0666 (4810013460666) | 4820-01-655-5932 (4820016555932) | |
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