| Item Name | Valve Regulating Fluid Pressure |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-043-4553 (010434553) |
| NCB Code | USA (01) |
| Manufacturer | Barber Colman Co, Robertshaw Controls Company, Honeywell International Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | STRAIGHT THRU W/OFFSET |
| ACKL | MEDIA FOR WHICH DESIGNED | ACETYLENE |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1/8-27 NPTF |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ACLT | SECOND END STYLE DESIGNATOR | PLAIN |
| ADQZ | END CONNECTION QUANTITY | 2 |
| ADZJ | MOUNTING FACILITY | STUD |
| AEVA | OUTLET PRESSURE RANGE | 0.0 TO 50.0 POUNDS PER SQUARE INCH |
| AEVN | REGULATION TYPE | MANUAL SINGLE STAGE |
| AEVP | MANUAL CONTROL METHOD | SCREW |
| AEVR | VALVE LOADING METHOD | SPRING |
| AEVZ | MAXIMUM INLET PRESSURE RATING | 400.0 POUNDS PER SQUARE INCH |
| AEWF | FILTER | NOT INCLUDED |
| FEAT | SPECIAL FEATURES | INCLUDES A SEPARATE SAFETY RELIED VALVE FOR LIMITING OPERATING PRESSURE OF DOWNSTREAM LINE |
| MATT | MATERIAL | STEEL BODY |
| Relevant Components for NSN - 4820-01-043-4553, 4820010434553 | ||||
| 4820-01-251-8295 (4820012518295) | 4820-01-606-5732 (4820016065732) | 4820-01-504-6136 (4820015046136) | 4820-01-345-7050 (4820013457050) | |
| 4810-01-373-6377 (4810013736377) | 4810-01-079-4456 (4810010794456) | 4820-01-280-4146 (4820012804146) | 4820-01-651-8515 (4820016518515) | |
| 4820-01-688-1777 (4820016881777) | 4820-01-439-5575 (4820014395575) | 4820-01-228-6731 (4820012286731) | 4820-01-645-8483 (4820016458483) | |
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