The Valve,flow Control, cataloged under National Stock Number 4820-00-103-9157, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hatch & Kirk, Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-103-9157 |
| Primary Part Number | 8297957 |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hatch & Kirk, Inc. |
| Status | ACTIVE |
| Disk Material | STEEL CORROSION RESISTING |
| Flow Control Device | DISK |
| Nominal Thread Size | 0.250 INCHES IN |
| Body Material | STEEL CORROSION RESISTING |
| Thread Quantity Per Inch | 18 |
| Thread Series Designator | NPT |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8297957 PRIMARY | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 8297957 | 3/9 Design control — primary reference General Motors Corp Electro-Motive Div |
| 8297957 | 5/9 Secondary reference General Motors Corp |
NSN 4820-00-103-9157 is a Valve,flow Control, manufactured by Hatch & Kirk, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-103-9157 has 1 manufacturer part number on file: 8297957 (Hatch & Kirk, Inc.).
Key specifications for 8297957: Disk Material: STEEL CORROSION RESISTING; Flow Control Device: DISK; Nominal Thread Size: 0.250 INCHES IN; Body Material: STEEL CORROSION RESISTING. 7 specifications are 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.