The Cap,valve, cataloged under National Stock Number 4820-01-242-2976, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is David Brown Hydraulics Inc Dba Hydreco. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Cap,valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | David Brown Hydraulics Inc Dba Hydreco (CAGE 0E9N0) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-242-2976 |
| Primary Part Number | 519X9 |
| Item Name | Cap,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | David Brown Hydraulics Inc Dba Hydreco |
| Status | ACTIVE |
| 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 |
|---|---|
| 519X9 PRIMARY | David Brown Hydraulics Inc Dba Hydreco (USA) |
| DV13C2 ITEM 9 | David Brown Hydraulics Inc Dba Hydreco (USA) |
| Reference | Meaning |
|---|---|
| DV13C2 | D/9 Drawing number reference only David Brown Hydraulics Inc Dba Hydreco |
NSN 4820-01-242-2976 is a Cap,valve, manufactured by David Brown Hydraulics Inc Dba Hydreco, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-242-2976 has 2 manufacturer part numbers on file: 519X9 (David Brown Hydraulics Inc Dba Hydreco), DV13C2 ITEM 9 (David Brown Hydraulics Inc Dba Hydreco).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-247-2562. Verify interchangeability with system specifications before substitution.
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.