| Item Name | Ball Check |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-442-1880 (014421880) |
| NCB Code | USA (01) |
| Manufacturer | Walz And Krenzer Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| D-WK-492-A71 PI | walz and krenzer inc | ball check | RFQ |
| D-WK-492-A71 PC11-9 | walz and krenzer inc | ball check | RFQ |
| D-WK-492-A71 | walz and krenzer inc | ball check | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AGAV | END ITEM IDENTIFICATION | STRATEGIC SEALIFT CONVERSION SHIPS CLASS |
| CYCA | PRESSURE CLASS | 800.0 POUNDS PER SQUARE INCH |
| FEAT | SPECIAL FEATURES | COMPONENT OF SAFETY RELIEF VALVE,NSN 4820-01-298-5240 |
| CFCH | SPHERICAL DIAMETER | 0.500 INCHES NOMINAL |
| CYDX | VALVE DESIGN CONTROL ACTIVITY | 63705 |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| Relevant Components for NSN - 4820-01-442-1880, 4820014421880 | ||||
| 4820-00-405-2314 (4820004052314) | 4820-01-644-7717 (4820016447717) | 4820-00-138-5801 (4820001385801) | 4820-01-478-3615 (4820014783615) | |
| 4810-01-231-9665 (4810012319665) | 4810-01-463-1795 (4810014631795) | 4820-01-270-4213 (4820012704213) | 4820-01-482-5390 (4820014825390) | |
| 4810-01-574-6488 (4810015746488) | 4820-01-375-3688 (4820013753688) | 4810-01-486-6370 (4810014866370) | 4820-01-562-8058 (4820015628058) | |
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