The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-148-0127, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 24 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-148-0127 |
| Primary Part Number | 825568 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| First End Bolt Hole Quantity | 4 |
| Flow Control Device | POPPET |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Thread Class | 2B |
| Offset Distance | 0.500 INCHES NOMINAL IN |
| Body Style | STRAIGHT THRU W/OFFSET |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Flange Thickness | 1.734 INCHES NOMINAL IN |
| First End Style Designator | PLAIN |
| First End Flange Width | 2.000 INCHES NOMINAL IN |
| First End Bolt Hole Diameter | 0.328 INCHES NOMINAL IN |
| First End Center to Center Distance Between Holes Along Width | 1.250 INCHES NOMINAL IN |
| First End Center to Center Distance Between Holes Along Length | 1.500 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Valve Loading Method | SPRING |
| Second End Style Designator | GASKET SEAL |
| First End Flange Shape Style | RECTANGULAR (INCLUDES SQUARE) W/ BOLT HOLES |
| Material | STEEL BODY |
| Material | STEEL FLOW CONTROL DEVICE |
| Material | STEEL STEM |
| First End Flange Length | 3.266 INCHES NOMINAL IN |
| Media for Which Designed | HYDRAULIC FLUID, MIL-H-5606 |
| Thread Size and Series/type Designator | 3/4-16 UNF SECOND END |
| 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 |
|---|---|
| 825568 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
NSN 4820-00-148-0127 is a Valve,regulating,fluid Pressure, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-148-0127 has 1 manufacturer part number on file: 825568 (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for 825568: First End Bolt Hole Quantity: 4; Flow Control Device: POPPET; Second End Relationship with First End: NOT IDENTICAL; Second End Thread Class: 2B. 24 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.