NSN 4820-00-855-6818 · NIIN 008556818 · FSC 4820
NO DASHES 4820008556818
In Stock
VALVE,SAFETY RELIEF
Valves, Nonpowered
Technical characteristics
24 rows
Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.
| MRC | Requirement | Value |
|---|---|---|
| AHNC | CONNECTION STYLE | |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | ALL ENDS RIGHT-HAND |
| AWLS | CONNECTION TYPE | SECOND END THREADED EXTERNAL PIPE |
| CBBL | FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND PRESSURE TIGHT OUTLET SIDE |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | SECOND END INCHES 0.500 |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| CQJX | NOMINAL THREAD SIZE | FIRST END INCHES 0.875 |
| CQJX | NOMINAL THREAD SIZE | SECOND END INCHES 0.500 |
| ADSY | VALVE DISCHARGE FLOW RATE | POUNDS PER HOUR 24.6 |
| AWLS | CONNECTION TYPE | FIRST END THREADED EXTERNAL TUBE |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 450.0 |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADST | BONNET ATTACHMENT METHOD | INTEGRAL |
| THSD | THREAD SERIES DESIGNATOR | FIRST END UNF |
| THSD | THREAD SERIES DESIGNATOR | SECOND END NPT |
| ADSU | DISK LOADING METHOD | SPRING |
| CSDC | OPENING PRESSURE SETTING | POUNDS PER SQUARE INCH 300.0 |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | FIRST END INCHES 0.625 |
| MATT | MATERIAL | OVERALL COPPER ALLOY |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE FAHRENHEIT 200.0 |
| STYL | STYLE DESIGNATOR | |
| CQRB | SEAT ANGLE | FIRST END DEGREES 37.0 |
Cross-references
6 manufacturer part numbers on file for this NSN — each shown against the CAGE code it belongs to.
Supersedes
This item replaces cancelled NIIN 004479565. An older drawing citing one of those numbers resolves here.