| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-814-1957 (008141957) |
| NCB Code | USA (00) |
| Manufacturer | Ashcroft Inc, Richards R W Co |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 1535-1 | ashcroft inc | valve safety relief | 38056 | RFQ |
| 1535-1SIZE1 1-2 | richards r w co | valve safety relief | 03352 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AEHZ | MAXIMUM OPERATING TEMP | 200.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| CMLP | THREAD QUANTITY PER INCH | 11-1/2 ALL ENDS |
| CQGM | MAXIMUM OPERATING PRESSURE | 4000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CSDC | OPENING PRESSURE SETTING | 750.0 POUNDS PER SQUARE INCH |
| STYL | STYLE DESIGNATOR | ANGLE |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 1.500 INCHES ALL ENDS |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSU | DISK LOADING METHOD | SPRING |
| ADSY | VALVE DISCHARGE FLOW RATE | 314.0 GALLONS PER MINUTE |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADST | BONNET ATTACHMENT METHOD | THREADED |
| AHNC | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CQJX | NOMINAL THREAD SIZE | 1.500 INCHES ALL ENDS |
| MATT | MATERIAL | COPPER ALLOY OVERALL |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| THSD | THREAD SERIES DESIGNATOR | NPT ALL ENDS |
| Relevant Components for NSN - 4820-00-814-1957, 4820008141957 | ||||
| 4820-01-695-0145 (4820016950145) | 4820-01-596-1771 (4820015961771) | 4810-01-187-3363 (4810011873363) | 4810-01-523-6894 (4810015236894) | |
| 4820-00-707-0356 (4820007070356) | 4820-01-568-0815 (4820015680815) | 4820-01-227-9365 (4820012279365) | 4820-01-104-8145 (4820011048145) | |
| 4820-01-299-5713 (4820012995713) | 4820-01-640-9566 (4820016409566) | 4810-01-346-0666 (4810013460666) | 4820-01-655-5932 (4820016555932) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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