4820-00-287-6031, 4820002876031 (Valve Safety Relief) - National Stock Number Lookup
NSN 4820-00-287-6031 of part number 521879, 521879, H15-558, H15-558 by the manufacturer, Dresser Industries Inc, Westinghouse Air Brake Technologies is in stock and ready to ship out. We make NSN parts purchasing as simple as possible. We list corresponding components such as 4820-00-287-6031 so that you can make the purchasing decision that is right for you. Our dedicated team are on hand to help source any-hard-find NSN parts or answer any procurement questions. We only source from manufacturers we trust and are the only independent distributor with a NO CHINA SOURCING policy. Unlike other companies, we pair every customer with a dedicated account manager. We respond to all RFQs within 15 minutes. Submit an RFQ today to get started.
4820-00-287-6031 NSN Information
| Alternative NSN: 4820-00-287-6031 |
| Item Name: Valve Safety Relief |
| FSG: 48 Valves |
| Federal Supply Class (FSC): 4820 Valves Nonpowered |
| NIIN: 002876031 |
| NCB Code: USA (00) |
| Manufacturers: Dresser Industries Inc, Westinghouse Air Brake Technologies |
NSN 4820-00-287-6031 Manufacturing Part Numbers
| Part No | Manufacturer | Item Name | QTY | RFQ |
|---|---|---|---|---|
| 521879 | westinghouse air brake technologies | valve safety relief | Avl | RFQ |
| 521879 | dresser industries inc | valve safety relief | Avl | RFQ |
| H15-558 | dresser industries inc | valve safety relief | Avl | RFQ |
| H15-558 | westinghouse air brake technologies | valve safety relief | Avl | RFQ |
Product Specification of NSN 4820002876031
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADST | BONNET ATTACHMENT METHOD | THREADED |
| ADSU | DISK LOADING METHOD | SPRING |
| ADSY | VALVE DISCHARGE FLOW RATE | 42.0 CUBIC FEET PER MINUTE |
| AEHZ | MAXIMUM OPERATING TEMP | 60.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AHNC | CONNECTION STYLE | PLAIN (PIPE) 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
| AWLS | CONNECTION TYPE | THREADED EXTERNAL PIPE 1ST END |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES 1ST END |
| CSDC | OPENING PRESSURE SETTING | 70.0 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| MEDA | MEDIA FOR WHICH DESIGNED | AIR SINGLE RESPONSE |
| STYL | STYLE DESIGNATOR | ANGLE |
| THSD | THREAD SERIES DESIGNATOR | NPT 1ST END |
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