The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-499-1911, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bard Manufacturing Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-499-1911 |
| Primary Part Number | 5651-016 |
| Item Name | Valve,regulating,system Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bard Manufacturing Company |
| 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 |
|---|---|
| 5651-016 PRIMARY | Bard Manufacturing Company (USA) |
NSN 4820-01-499-1911 is a Valve,regulating,system Pressure, manufactured by Bard Manufacturing Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-499-1911 has 1 manufacturer part number on file: 5651-016 (Bard Manufacturing Company).
Key specifications for 5651-016: Part Name Assigned by Controlling Agency: PRESSURE DIFF VALVE. 0 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.