| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-539-5294 (015395294) |
| NCB Code | USA (01) |
| Manufacturer | Watts Regulator Co Cleveland |
| MRC | Criteria | Characteristic |
|---|---|---|
| MATT | Material | RUBBER SEAT |
| MEDA | Media For Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| CQGM | Maximum Operating Pressure | 175.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| STYL | Style Designator | CROSS |
| CXCY | Part Name Assigned By Controlling Agency | DUAL CHECK VALVE WITH INTERMEDIATE ATMOSPHERIC VENT |
| FEAT | Special Features | ALL END CONNECTIONS: 3/4" UNION END SOLDER CONNECTIONS; MINIMUM REQUIRED PRESSURE: 25.0 PSI; INAVY: BACKFLOW PREVENTER VALVE |
| AEHZ | Maximum Operating Temp | 250.0 DEG FAHRENHEIT SINGLE RESPONSE |
| TMQY | Furnished Items And Quantity | 1 STRAINER |
| MATT | Material | COPPER ALLOY BODY |
| AQLR | Valve Operation Method | AUTOMATIC |
| MRC | Decoded Requirement | Clear Text Reply |
| BBJX | Mounting Position | HORIZONTAL OR VERTICAL |
| ADQU | Flow Control Device | DISK |
| MATT | Material | RUBBER FLOW CONTROL DEVICE |
| ADSU | Disk Loading Method | SPRING |
| Relevant Components for NSN - 4820-01-539-5294, 4820015395294 | ||||
| 4820-00-969-2868 (4820009692868) | 4820-01-342-6892 (4820013426892) | 4820-01-419-3644 (4820014193644) | 4820-01-602-2298 (4820016022298) | |
| 4820-01-303-1169 (4820013031169) | 4810-01-702-1744 (4810017021744) | 4820-01-130-1712 (4820011301712) | 4820-99-562-3718 (4820995623718) | |
| 4820-01-034-1356 (4820010341356) | 4810-01-215-4235 (4810012154235) | 4810-01-199-4645 (4810011994645) | 4820-01-329-5696 (4820013295696) | |
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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