| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-573-3911 (015733911) |
| NCB Code | USA (01) |
| Manufacturer | Watts Regulator Co Cleveland |
| MRC | Criteria | Characteristic |
|---|---|---|
| STYL | Style Designator | STRAIGHT THRU |
| FEAT | Special Features | BODY MATERIAL IS BRASS |
| CXCY | Part Name Assigned By Controlling Agency | VACUUM RELIEF VALVE |
| CQGM | Maximum Operating Pressure | 15.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| AWLS | Connection Type | THREADED EXTERNAL PIPE ALL ENDS |
| MRC | Decoded Requirement | Clear Text Reply |
| AEHZ | Maximum Operating Temp | 250.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AHNC | Connection Style | PLAIN (PIPE) ALL ENDS |
| MATT | Material | COPPER ALLOY BODY |
| AGAV | End Item Identification | DOMESTIC WATER HEATERS AND SUPPLY TANKS;TABLE TOP HEATERS;JACKETED STEAM KETTLES;UNIT HEATERS;LOW PRESSURE STEAM SYSTEMS;STEAM COIL HEATERS |
| THSD | Thread Series Designator | NPT ALL ENDS |
| AQLR | Valve Operation Method | AUTOMATIC |
| ADQU | Flow Control Device | DISK |
| ADSU | Disk Loading Method | SPRING |
| Relevant Components for NSN - 4820-01-573-3911, 4820015733911 | ||||
| 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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