The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-199-4614, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Grove Valve Operations. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-199-4614 |
| Primary Part Number | 829 AND W-829-A02 125T350PSI |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Grove Valve Operations |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGM |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| First End Style Designator | PLAIN |
| End Connection Quantity | 2 |
| Outlet Pressure Range | 125.0 TO 350.0 CAMERA MOUNT |
| First End Connection Type | THREADED INTERNAL PIPE |
| Material | COPPER ALLOY BODY |
| Thread Size and Series/type Designator | 0.250-18 NPT FIRST END |
| 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 |
|---|---|
| 829 AND W-829-A02 125T350PSI PRIMARY | Grove Valve Operations (USA) |
| W-829-A02 PART 829 125T350PSI | Grove Valve Operations (USA) |
| Reference | Meaning |
|---|---|
| W-829-A02 | D/9 Drawing number reference only Grove Valve Operations |
NSN 4820-01-199-4614 is a Valve,regulating,fluid Pressure, manufactured by Grove Valve Operations, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-199-4614 has 2 manufacturer part numbers on file: 829 AND W-829-A02 125T350PSI (Grove Valve Operations), W-829-A02 PART 829 125T350PSI (Grove Valve Operations).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-199-4988, 4730-01-199-5860. Verify interchangeability with system specifications before substitution.
Key specifications for 829 AND W-829-A02 125T350PSI: Flow Control Device: DIAPHRAGM; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; First End Style Designator: PLAIN. 9 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.