The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-451-6704, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Danfoss Fluid Power Inc Easley Opn. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-451-6704 |
| Primary Part Number | 1PA11-F8M-15SM22 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Danfoss Fluid Power Inc Easley Opn |
| Status | ACTIVE |
| Flow Control Device | BALL |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-A-8625,TYPE 2 MIL SPEC 2ND TREATMENT RESPONSE OUTSIDE |
| Body Style | STRAIGHT THRU |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Seat Angle in Deg | 45.0 |
| First End Thread Class | 3B |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| First End Style Designator | GASKET SEAL |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 275.0 FAHRENHEIT MAXIMUM DEGF |
| Fourth End Connection Type | THREADED INTERNAL TUBE |
| End Connection Quantity | 4 |
| Fourth End Thread Direction | RIGHT-HAND |
| Valve Loading Method | SPRING |
| Fourth End Outside Diameter Tube Accommodated | 0.250 INCHES NOMINAL IN |
| Fourth End Style Designator | GASKET SEAL |
| Fourth End Seat Angle in Deg | 45.0 |
| First End Connection Type | THREADED INTERNAL TUBE |
| Surface Treatment | ANODIZE OUTSIDE |
| First End Outside Diameter Tube Accommodated | 0.500 INCHES NOMINAL IN |
| Fourth End Relationship with Preceding Ends | NOT IDENTICAL WITH FIRST, SECOND OR THIRD END |
| Material | STEEL SEAT |
| Material | STEEL FLOW CONTROL DEVICE |
| Outlet Pressure Accuracy Rating | ERR-060 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Maximum Inlet Pressure Rating | ERR-060 |
| Fourth End Thread Class | 3B |
| Furnished Items | AUTOMATIC RELIEF VALVE |
| Thread Size and Series/type Designator | 3/4-16 UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| 1PA11-F8M-15SM22 PRIMARY | Danfoss Fluid Power Inc Easley Opn (USA) |
| 1PA11-F8A-15SM22 PRIMARY | Danfoss Fluid Power Inc Easley Opn (USA) |
| Reference | Meaning |
|---|---|
| 2585569 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 4820-00-451-6704 is a Valve,regulating,fluid Pressure, manufactured by Danfoss Fluid Power Inc Easley Opn, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-451-6704 has 2 manufacturer part numbers on file: 1PA11-F8M-15SM22 (Danfoss Fluid Power Inc Easley Opn), 1PA11-F8A-15SM22 (Danfoss Fluid Power Inc Easley Opn).
Key specifications for 1PA11-F8M-15SM22: Flow Control Device: BALL; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; Surface Treatment Document and Classification: MIL-A-8625,TYPE 1 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-A-8625,TYPE 2 MIL SPEC 2ND TREATMENT RESPONSE OUTSIDE. 30 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.