| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-346-1132 (013461132) |
| NCB Code | USA (01) |
| Manufacturer | Itt Bell And Gosset Hydronics |
| MRC | Criteria | Characteristic |
|---|---|---|
| CSDC | OPENING PRESSURE SETTING | 100.0 POUNDS PER SQUARE INCH |
| ADQU | FLOW CONTROL DEVICE | DISK |
| FEAT | SPECIAL FEATURES | INLET SZ 0.750 IN.,OUTLET SZ 0.750 IN.; ASME RATING BTUH 2,075,000; 2.5625 IN. WD; 4.5625 IN. HIGH; MEETS REQUIREMENTS OF SEC 4 OF ASME BOILER & PRESSURE VESSEL CODE; DESIGNED TO PROTECT HYDRONIC HEATING SUSTEMS AGAINST OVER-PRESSURE CONDIT |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER,FRESH 1ST RESPONSESTEAM 2ND RESPONSE |
| MATT | MATERIAL | BRONZE BODY |
| Relevant Components for NSN - 4820-01-346-1132, 4820013461132 | ||||
| 4820-00-405-2314 (4820004052314) | 4820-01-644-7717 (4820016447717) | 4820-00-138-5801 (4820001385801) | 4820-01-478-3615 (4820014783615) | |
| 4810-01-231-9665 (4810012319665) | 4810-01-463-1795 (4810014631795) | 4820-01-270-4213 (4820012704213) | 4820-01-482-5390 (4820014825390) | |
| 4810-01-574-6488 (4810015746488) | 4820-01-375-3688 (4820013753688) | 4810-01-486-6370 (4810014866370) | 4820-01-562-8058 (4820015628058) | |
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