| Item Name | Valve Stop Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-580-2890 (005802890) |
| NCB Code | USA (00) |
| Manufacturer | Ashcroft Inc, Dresser Industries Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 8930B2-741 | ashcroft inc | valve stop check | 38056 | RFQ |
| B11-115-246 | dresser industries inc | valve stop check | 16497 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADSR | BONNET TYPE | OUTSIDE SCREW-YOKE |
| AECS | BOLT HOLE QUANTITY | 8 1ST END |
| AEHZ | MAXIMUM OPERATING TEMP | 600.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| CQGM | MAXIMUM OPERATING PRESSURE | 2500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| CWCD | NOMINAL OUTSIDE DIAMETER | 9.250 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 1.125 INCHES 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 6.750 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END |
| MATT | MATERIAL | COBALT ALLOY BODY LINING |
| MATT | MATERIAL | COBALT ALLOY FLOW CONTROL DEVICE |
| MATT | MATERIAL | STEEL CORROSION RESISTING BODY |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER,FRESH SINGLE RESPONSE |
| STYL | STYLE DESIGNATOR | ANGLE |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | SELECTED AND TESTED FOR NUCLEAR PROPULSION PLANT SYSTEMS |
| Components Related to NSN - 4820-00-580-2890, 4820005802890 | ||||
| 4820-00-768-0509 (4820007680509) | 4820-01-572-6332 (4820015726332) | 4810-01-388-5111 (4810013885111) | 4820-00-001-1674 (4820000011674) | |
| 4820-01-417-3999 (4820014173999) | 4820-00-988-9195 (4820009889195) | 4820-01-651-5916 (4820016515916) | 4810-01-291-5811 (4810012915811) | |
| 4820-01-382-3164 (4820013823164) | 4820-01-070-6082 (4820010706082) | 4820-01-363-1911 (4820013631911) | 4820-01-312-8350 (4820013128350) | |
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