| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-252-5195 (002525195) |
| NCB Code | USA (00) |
| Manufacturer | William Powell Company The |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| ADZH | RENEWABLE SEAT RING TYPE | THREADED |
| AECS | BOLT HOLE QUANTITY | 4 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 1ST END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| BBJX | MOUNTING POSITION | VERTICAL |
| CQGM | MAXIMUM OPERATING PRESSURE | 125.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| CWCD | NOMINAL OUTSIDE DIAMETER | 7.000 INCHES 1ST END |
| CWCF | FACE TO FACE DISTANCE | 7.000 INCHES |
| CWCK | NOMINAL THICKNESS | 0.687 INCHES 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 5.500 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | PLAIN 1ST END |
| MATT | MATERIAL | COPPER ALLOY SEAT |
| MATT | MATERIAL | IRON CAST BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A126,CL B ASSN STD SINGLE MATERIAL RESPONSE BODY OR ASTM A126,CL C ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MEDA | MEDIA FOR WHICH DESIGNED | STEAM SINGLE RESPONSE |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| Components Related to NSN - 4820-00-252-5195, 4820002525195 | ||||
| 4810-01-567-7671 (4810015677671) | 4820-00-811-2684 (4820008112684) | 4820-12-350-7803 (4820123507803) | 4810-01-606-1449 (4810016061449) | |
| 4820-01-235-1424 (4820012351424) | 4820-01-282-2547 (4820012822547) | 4820-00-936-3987 (4820009363987) | 4820-99-471-4151 (4820994714151) | |
| 4820-01-189-0797 (4820011890797) | 4820-01-123-0285 (4820011230285) | 4820-01-501-6459 (4820015016459) | 4810-00-719-6365 (4810007196365) | |
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