The Ball,check, cataloged under National Stock Number 4820-01-436-4212, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-436-4212 |
| Item Name | Ball,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| DWK-492-A6-PC12-2 | 3/2 Design control — primary reference U.S. Government activity |
| DWK-492-A6-PC12-2 | 3/9 Design control — primary reference Walz and Krenzer Inc |
| DWK-492-A71 IT 12-2 | 5/2 Secondary reference U.S. Government activity |
| DWK-492-A71 IT 12-2 | 5/9 Secondary reference Walz and Krenzer Inc |
| DWK-492-1A6-PC1 | C/1 Advisory reference — outside the item-of-supply concept Walz and Krenzer Inc |
NSN 4820-01-436-4212 is a Ball,check, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-436-4212: End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.