Are you in search of a reputable online distributor that can reliably source and ship top-notch military and defense parts, NSN parts, and aerospace parts? If so, we have you covered on Buy Mil-NSN Parts with our unrivaled inventory of offerings. Thank you for taking an interest in part number D537A4D25, a Circor Aerospace Inc item that is listed alongside the description “Valve Safety Relief” and the NSN 4820004205485. If you would like to learn more about this particular listing, you can always take the initial step of the procurement process via the submission of the quote request form on this page.
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We organize our offerings in a variety of ways to make the search process simple for part number D537A4D25 and other similar items. For instance, this Circor Aerospace Inc product is listed alongside the NSN 4820-00-420-5485, and it falls under Federal Supply Class (FSC) 4820 Valves Nonpowered. Furthermore, through our rigorous vetting processes, careful part inspections, document verification practices, and more, we have established ourselves as a trusted distributor operating with AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation. With all of this in mind, begin the procurement process for part number D537A4D25 from CAGE Code 91816 on our website, and see why so many customers steadily depend on Buy Mil-NSN Parts for the NSN products they require.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-00-420-5485 Item Description: Valve Safety Relief | 4820 | 004205485 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| D537a4d25 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A 1ST END" |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END" |
| ADQU | FLOW CONTROL DEVICE | POPPET" |
| ADSU | DISK LOADING METHOD | SPRING" |
| AEHZ | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE" |
| AHNC | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END" |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC" |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END" |
| CQCY | ADJUSTABLE PRESSURE RANGE | +10.0/+30.0 POUNDS PER SQUARE INCH" |
| CQGM | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE" |
| CQJX | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END" |
| CSDC | OPENING PRESSURE SETTING | 25.0 POUNDS PER SQUARE INCH" |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END" |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 BODY" |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE" |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 SEAT" |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY" |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE" |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE SEAT" |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE" |
| MEDA | MEDIA FOR WHICH DESIGNED | AMMONIA, GASEOUS 5TH RESPONSE" |
| MEDA | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON 2ND RESPONSE" |
| MEDA | MEDIA FOR WHICH DESIGNED | HELIUM 3RD RESPONSE" |
| MEDA | MEDIA FOR WHICH DESIGNED | HYDROGEN 4TH RESPONSE" |
| SFTT | SURFACE TREATMENT | ANODIZE" |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU W/BAFFLE" |
| THSD | THREAD SERIES DESIGNATOR | UNF 1ST END" |
| AAJD | THREAD CLASS | 3A 1ST END" |
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END" |
| ADQU | FLOW CONTROL DEVICE | POPPET" |
| ADSU | DISK LOADING METHOD | SPRING" |
| AEHZ | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE" |
| AHNC | CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) 1ST END" |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC" |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL BOSS 1ST END" |
| CQCY | ADJUSTABLE PRESSURE RANGE | +10.0/+30.0 POUNDS PER SQUARE INCH" |
| CQGM | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE" |
| CQJX | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END" |
| CSDC | OPENING PRESSURE SETTING | 25.0 POUNDS PER SQUARE INCH" |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END" |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 BODY" |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE" |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 SEAT" |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY" |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE" |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T4 FED SPEC SINGLE MATERIAL RESPONSE SEAT" |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE" |
| MEDA | MEDIA FOR WHICH DESIGNED | AMMONIA, GASEOUS 5TH RESPONSE" |
| MEDA | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON 2ND RESPONSE" |
| MEDA | MEDIA FOR WHICH DESIGNED | HELIUM 3RD RESPONSE" |
| MEDA | MEDIA FOR WHICH DESIGNED | HYDROGEN 4TH RESPONSE" |
| SFTT | SURFACE TREATMENT | ANODIZE" |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU W/BAFFLE" |
| THSD | THREAD SERIES DESIGNATOR | UNF 1ST END" |
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