| Item Name | Valve Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-536-6185 (015366185) |
| NCB Code | USA (01) |
| Manufacturer | William E Williams Valve Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 9911S151F6-1-FF | william e williams valve corp | valve check | 79342 | RFQ |
| 9911S151F6-1-FF 2.0IN | william e williams valve corp | valve check | 79342 | RFQ |
| S151F6-316FF-2.00IN | william e williams valve corp | valve check | 79342 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADQU | FLOW CONTROL DEVICE | DISK |
| AECS | BOLT HOLE QUANTITY | 4 ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| AWLS | CONNECTION TYPE | FLANGE ALL ENDS |
| CCFG | VALVE SIZE | 2.000 INCHES |
| CWCD | NOMINAL OUTSIDE DIAMETER | 6.000 INCHES ALL ENDS |
| CWCF | FACE TO FACE DISTANCE | 7.875 INCHES |
| CWCK | NOMINAL THICKNESS | 0.563 INCHES ALL ENDS |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES ALL ENDS |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 4.750 INCHES ALL ENDS |
| CWDF | FLANGE FACE DESIGN | PLAIN ALL ENDS |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | CLASS 150 FF SWING CHECK VALVE, 2.00 INCH |
| FEAT | SPECIAL FEATURES | FLAT-FACED, HINGED DISK |
| MATT | MATERIAL | STEEL CORROSION RESISTING BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A351-CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
| ADQU | FLOW CONTROL DEVICE | DISK |
| AECS | BOLT HOLE QUANTITY | 4 ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| AWLS | CONNECTION TYPE | FLANGE ALL ENDS |
| CCFG | VALVE SIZE | 2.000 INCHES |
| CWCD | NOMINAL OUTSIDE DIAMETER | 6.000 INCHES ALL ENDS |
| CWCF | FACE TO FACE DISTANCE | 7.875 INCHES |
| CWCK | NOMINAL THICKNESS | 0.563 INCHES ALL ENDS |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES ALL ENDS |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 4.750 INCHES ALL ENDS |
| CWDF | FLANGE FACE DESIGN | PLAIN ALL ENDS |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | CLASS 150 FF SWING CHECK VALVE, 2.00 INCH |
| FEAT | SPECIAL FEATURES | FLAT-FACED, HINGED DISK |
| MATT | MATERIAL | STEEL CORROSION RESISTING BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A351-CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
| Components Related to NSN - 4820-01-536-6185, 4820015366185 | ||||
| 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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