The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-336-9103, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is David Brown Hydraulics Inc Dba Hydreco. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-336-9103 |
| Primary Part Number | DV13C2AT |
| Item Name | Valve,regulating,system Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | David Brown Hydraulics Inc Dba Hydreco |
| Status | ACTIVE |
| Flow Control Device | PISTON, FREE TYPE |
| End Connection Quantity | 2 |
| Valve Loading Method | SPRING |
| Filter | NOT INCLUDED |
| 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 |
|---|---|
| DV13C2AT PRIMARY | David Brown Hydraulics Inc Dba Hydreco (USA) |
| Reference | Meaning |
|---|---|
| AT53879 | 5/9 Secondary reference Deere & Company Dba Deere John Co |
| AT53879 | 5/9 Secondary reference Deere & Co |
NSN 4820-01-336-9103 is a Valve,regulating,system Pressure, manufactured by David Brown Hydraulics Inc Dba Hydreco, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-336-9103 has 1 manufacturer part number on file: DV13C2AT (David Brown Hydraulics Inc Dba Hydreco).
Key specifications for DV13C2AT: Flow Control Device: PISTON, FREE TYPE; End Connection Quantity: 2; Valve Loading Method: SPRING; Filter: NOT INCLUDED. 4 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.