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Quality guaranteed We sell only warrantied and traceable partsThank you for your interest in D559A-4D-45 available NSN part on NSN Sphere. Valve Safety Relief is listed with the part number D559A-4D-45, and its manufacturer is Circor Aerospace Inc. This NSN part is currently available for purchase through our website today, and you may begin the process by filling out the following RFQ form. By providing us with information such as what parts you need, when you need them by, and your target price, our team can present you with a personalized quote that has been specifically tailored to fit your individual needs and requirements. Once you have submitted your request, a dedicated account manager will review and reach out to you in 15 minutes or less to continue the purchasing process.
As a leading online distributor of NSN parts like D559A-4D-45, we provide customers access to an expansive database of new, used, and obsolete items that have been sourced from top global manufacturers such as Circor Aerospace Inc. If you are facing an AOG situation or time constraint, we provide same-day delivery and expedited shipping on a number of items. Get started on the purchasing process for NSN 4820012218854 under FSC 4820 Valves Nonpowered and experience how NSN Sphere can serve as your strategic sourcing partner for all of your operational needs.
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A ALL ENDS |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| AEHZ | MAXIMUM OPERATING TEMP | -40.0 DEG FAHRENHEIT 1ST RESPONSE |
| AEHZ | MAXIMUM OPERATING TEMP | 280.0 DEG FAHRENHEIT 2ND RESPONSE |
| AHNC | CONNECTION STYLE | PLAIN (TUBE) ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |
| CQGM | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CQJX | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS |
| CSDC | OPENING PRESSURE SETTING | 45.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | ALUMINUM ALLOY BODY |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | ALCOHOL, ETHYL 2ND RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | AMMONIA, GASEOUS 3RD RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON 4TH RESPONSE |
| MEDA | MEDIA FOR WHICH DESIGNED | HYDROGEN 5TH RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| THSD | THREAD SERIES DESIGNATOR | UNJF ALL ENDS |
| TMQY | FURNISHED ITEMS AND QUANTITY | 1 DEFLECTOR CAP |
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