NSN 4820-00-821-9001 · NIIN 008219001 · FSC 4820
NO DASHES 4820008219001
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 |
|---|---|---|
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY VALVE SIZE AND SET PRESSURE |
| ADSY | VALVE DISCHARGE FLOW RATE | CUBIC FEET PER MINUTE 33.0 |
| CQJX | NOMINAL THREAD SIZE | FIRST END INCHES 0.250 |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | FIRST END INCHES 0.250 |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSU | DISK LOADING METHOD | SPRING |
| CQQF | OPERATING PRESSURE | SECOND RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 275.0 |
| CSDC | OPENING PRESSURE SETTING | POUNDS PER SQUARE INCH 30.0 |
| MATT | MATERIAL | BODY COPPER ALLOY |
| CQQF | OPERATING PRESSURE | FIRST RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 275.0 |
| MEDA | MEDIA FOR WHICH DESIGNED | FIRST RESPONSE AIR |
| AAJF | THREAD DIRECTION | FIRST END RIGHT-HAND |
| AEHZ | MAXIMUM OPERATING TEMP | FIRST RESPONSE FAHRENHEIT 450.0 |
| AEHZ | MAXIMUM OPERATING TEMP | SECOND RESPONSE FAHRENHEIT 450.0 |
| AHNC | CONNECTION STYLE | |
| MEDA | MEDIA FOR WHICH DESIGNED | SECOND RESPONSE GAS, INERT |
| STYL | STYLE DESIGNATOR | |
| THSD | THREAD SERIES DESIGNATOR | FIRST END NPT |
| CMLP | THREAD QUANTITY PER INCH | 18 |
| MATT | MATERIAL | SEAT COPPER ALLOY |
| MATT | MATERIAL | STEM COPPER ALLOY |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| AWLS | CONNECTION TYPE | FIRST END THREADED INTERNAL PIPE |
Cross-references
1 manufacturer part number on file for this NSN — each shown against the CAGE code it belongs to.
| Manufacturer part number | CAGE |
|---|---|
| 1664 | 38056 |