The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-266-1371, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hale Hamilton (valves) Ltd Div Cad Uxbridge. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-266-1371 |
| Primary Part Number | NA13958 PL1947 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hale Hamilton (valves) Ltd Div Cad Uxbridge |
| Status | ACTIVE |
| Flow Control Device | NEEDLE |
| Maximum Inlet Pressure Rating | ERR-060 |
| Outlet Pressure Setting | ERR-060 |
| 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 |
|---|---|
| NA13958 PL1947 | Hale Hamilton (valves) Ltd Div Cad Uxbridge (GBR) |
| Reference | Meaning |
|---|---|
| NA13958 PL1947 | 5/9 Secondary reference U.S. Government activity |
| NA13958 PL1947 | 3/9 Design control — primary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| NA13958 PL1947 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-266-1371 is a Valve,regulating,fluid Pressure, manufactured by Hale Hamilton (valves) Ltd Div Cad Uxbridge, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-266-1371 has 1 manufacturer part number on file: NA13958 PL1947 (Hale Hamilton (valves) Ltd Div Cad Uxbridge).
Key specifications for NA13958 PL1947: Flow Control Device: NEEDLE; Maximum Inlet Pressure Rating: ERR-060; Outlet Pressure Setting: ERR-060. 3 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.