Thank you for considering Ashcroft Inc part number 1664, an item we carry that is listed with the NSN 4820-00-821-9001 and product description “Valve Safety Relief.” This component is available for purchase through our website at this time, so complete the Request for Quote (RFQ) form provided below if you would like to receive pricing information for your comparisons. Simply offer our staff details like your desired quantity, budget, and delivery timeline to help us craft the best solution for your needs.
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We aim to make the process of locating and procuring exact items simple, which is why we feature key listing details with every offering. For example, part number 1664 was specifically produced by Ashcroft Inc under CAGE Code 38056, and with the NSN 4820-00-821-9001, it belongs to FSC 4820 Valves Nonpowered. Additionally, all stock comes delivered with any applicable qualifying certifications or manufacturer trace documentation for your further benefit. With all of this in mind, be sure to submit a request for part number 1664 today, knowing we will be in touch shortly after reviewing your information.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-00-821-9001 Item PartTypeName: VALVE,SAFETY RELIEF | 4820 | 008219001 | N | |||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | ||||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 1664 | 2 | 1 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.250 INCHES 1ST END |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSY | VALVE DISCHARGE FLOW RATE | 33.0 CUBIC FEET PER MINUTE |
| AEHZ | MAXIMUM OPERATING TEMP | 450.0 DEG FAHRENHEIT 1ST RESPONSE |
| AHNC | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| CMLP | THREAD QUANTITY PER INCH | 18 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES 1ST END |
| CSDC | OPENING PRESSURE SETTING | 30.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | COPPER ALLOY SEAT |
| MATT | MATERIAL | COPPER ALLOY STEM |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | NPT 1ST END |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY VALVE SIZE AND SET PRESSURE |
| ADSU | DISK LOADING METHOD | SPRING |
| AEHZ | MAXIMUM OPERATING TEMP | 450.0 DEG FAHRENHEIT 2ND RESPONSE |
| CQGM | MAXIMUM OPERATING PRESSURE | 275.0 POUNDS PER SQUARE INCH 1ST RESPONSE |
| CQGM | MAXIMUM OPERATING PRESSURE | 275.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| MATT | MATERIAL | COPPER ALLOY BODY |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | GAS,INERT 2ND RESPONSE |
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