| Item Name | Valve Safety Relief |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-200-8556 (012008556) |
| NCB Code | USA (01) |
| Manufacturer | Dresser Industries Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 1900D | dresser industries inc | valve safety relief | 16497 | RFQ |
| 1900D-1912DC 44 | dresser industries inc | valve safety relief | 16497 | RFQ |
| 1900D-1912DC 448PSI BBT | dresser industries inc | valve safety relief | 16497 | RFQ |
| 1912-00D-2-CC-MS-31-RF-LA-H | dresser industries inc | valve safety relief | 16497 | RFQ |
| 1912DC-00-2MS-31-RF-LA | dresser industries inc | valve safety relief | 16497 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADSR | BONNET TYPE | INSIDE SPRING |
| ADST | BONNET ATTACHMENT METHOD | BOLTED |
| ADSU | DISK LOADING METHOD | SPRING |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 1ST END |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 2ND END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| CCFG | VALVE SIZE | 1.000 INCHES |
| CSDC | OPENING PRESSURE SETTING | 448.0 POUNDS PER SQUARE INCH |
| CWCD | NOMINAL OUTSIDE DIAMETER | 4.875 INCHES 2ND END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 6.000 INCHES 1ST END |
| CWCK | NOMINAL THICKNESS | 0.688 INCHES 1ST END |
| CWCK | NOMINAL THICKNESS | 0.688 INCHES 2ND END |
| CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.500 INCHES |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES 2ND END |
| CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.125 INCHES |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 3.500 INCHES 2ND END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 4.750 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.062 INCHES 1ST END |
| CWDL | RAISED FACE NOMINAL DIAMETER | 3.625 INCHES 1ST END |
| FEAT | SPECIAL FEATURES | WITH NOZZLE ON INLET END |
| MATT | MATERIAL | STEEL CORROSION RESISTING BODY |
| MATT | MATERIAL | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Components Related to NSN - 4820-01-200-8556, 4820012008556 | ||||
| 4810-20-003-8822 (4810200038822) | 4810-01-014-8016 (4810010148016) | 4810-01-084-1238 (4810010841238) | 4810-01-411-7729 (4810014117729) | |
| 4820-01-408-3745 (4820014083745) | 4820-01-456-9072 (4820014569072) | 4820-01-297-1947 (4820012971947) | 4820-01-135-8329 (4820011358329) | |
| 4820-00-214-6773 (4820002146773) | 4810-01-588-5008 (4810015885008) | 4820-01-538-8242 (4820015388242) | 4820-01-628-7496 (4820016287496) | |
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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