The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-152-8388, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-152-8388 |
| Primary Part Number | N-523 X N-548 40T70PSI |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Style Designator | SOCKET W/BRAZING RING |
| End Connection Quantity | 2 |
| Outlet Pressure Range | 40.0 TO 70.0 CAMERA MOUNT |
| Valve Loading Method | SPRING |
| First End Connection Type | UNTHREADED INTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 0.375 INCHES NOMINAL IN |
| Material | NICKEL ALLOY STEM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| Material | RUBBER SEAT |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE |
| Media for Which Designed | WATER, SALT |
| Maximum Inlet Pressure Rating | ERR-060 |
| Furnished Items | TAILPIECE AND UNION NUT |
| 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 |
|---|---|
| N-523 X N-548 40T70PSI PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 30-3/8IN-40T70PSI | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
NSN 4820-01-152-8388 is a Valve,regulating,fluid Pressure, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-152-8388 has 2 manufacturer part numbers on file: N-523 X N-548 40T70PSI (Leslie Controls, Inc. Dba Leslie Controls Inc), 30-3/8IN-40T70PSI (Leslie Controls, Inc. Dba Leslie Controls Inc).
Key specifications for N-523 X N-548 40T70PSI: Flow Control Device: DISK; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU; Regulation Type: AUTOMATIC SINGLE STAGE. 18 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.