Thank you for taking interest in Howden Fluid Systems part number 16649-18, which is listed with the NSN 4820-00-342-4799 and a product description of “Valve Safety Relief.” In order to receive procurement options on this particular listing, we ask that you fill out and submit the form provided below with as much information as you can concerning your needs. By supplying our staff with key details on your desired quantity, pricing target, and expedited fulfillment timeframe, we can respond with a quote that has been specifically tailored to your unique specifications. We also ask that you make us aware of any restrictions that you may have as soon as possible, such as if you have a time constraint or are seeking unlisted items.
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Alongside part number 16649-18, you are encouraged to continue exploring our collection curated catalogs to find additional items that can accompany this Valve Safety Relief part with the NSN 4820-00-342-4799. For example, you can browse other Howden Fluid Systems components that were produced under CAGE Code 33654 or listings that belong to FSC 4820 Valves Nonpowered with ease on our website, with search tools provided for quick location. Furthermore, our staff is just a call or email away from assisting you with any inquiries or requests, so be sure to get started on the quotation process for part number 16649-18 and other desired offerings on Aerospace Spare.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-00-342-4799 Item PartTypeName: VALVE,SAFETY RELIEF | 4820 | 003424799 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 14023 | 2 | 2 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSU | DISK LOADING METHOD | SPRING |
| ADSY | VALVE DISCHARGE FLOW RATE | 0.9 CUBIC FEET PER MINUTE |
| AEHZ | MAXIMUM OPERATING TEMP | -70.0 DEG FAHRENHEIT 1ST RESPONSE |
| AEHZ | MAXIMUM OPERATING TEMP | 450.0 DEG FAHRENHEIT 2ND RESPONSE |
| AHNC | CONNECTION STYLE | PLAIN (PIPE) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END |
| CQGM | MAXIMUM OPERATING PRESSURE | 30.0 POUNDS PER SQUARE INCH 1ST RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.125 INCHES 1ST END |
| CSDC | OPENING PRESSURE SETTING | 26.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 BODY |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 SEAT |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 STEM |
| MATT | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE AND SILICON FLOW CONTROL DEVICE |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | OIL,CHLORINATED TRANSFORMER 3RD RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | OXYGEN,GASEOUS 2ND RESPONSE |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | NPT 1ST END |
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