AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
Thank you for taking an interest in the top-caliber NSN products we feature here on AI NSN Parts. On this page, you can submit a quote request for part number 1664, a Valve Safety Relief item that is manufactured by Ashcroft Inc. Listed alongside the NSN 4820008219001 within our database, part number 1664 is conveniently ready for purchase at any time.
To ensure listings like part number 1664 are ready for swift installation, we have a rigorous quality assurance program in place. As such, we make it easy for you to inquire about popular NSNs like 4820-00-821-9001, as well as the many other Ashcroft Inc products produced under CAGE Code 38056 that interest you. For the benefit of our customers, we carefully vet every entity that we source from, guaranteeing that you only receive superior-caliber offerings in every order. With these dedications, you can always purchase from us with confidence. Furthermore, we also organize our stock based on Federal Supply Classes, so you can find popular items under FSCs like 4820 Valves Nonpowered. Do not hesitate to submit the RFQ form below, and within 15 minutes or less of submission, one of our experts will reach out with a customized solution. Get started today and see why so many customers steadily depend on AI NSN Parts for their operational needs.
| 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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