The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-436-2111, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 11 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-436-2111 |
| Primary Part Number | 634229 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| First End Thread Class | 2B |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| Temp Rating | -25.0 FAHRENHEIT MINIMUM AND 125.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 3 |
| First End Connection Type | THREADED INTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 0.750 INCHES NOMINAL IN |
| Media for Which Designed | PETROLEUM BASE FLUID |
| Maximum Inlet Pressure Rating | ERR-060 |
| Thread Size and Series/type Designator | 1.062-12 UN FIRST END BODY LINING |
| 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 |
|---|---|
| 634229 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 1741AS356 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| RCS-06-D 1-30 | 5/9 Secondary reference Vickers Inc |
| 634229 | 3/9 Design control — primary reference Danfoss Power Solutions II, Llc |
| 1741AS356-1 | 5/1 Secondary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 1471AS356-1 | C/1 Advisory reference — outside the item-of-supply concept Lake Shore Systems, Inc. |
| 1741AS356-1 | C/1 Advisory reference — outside the item-of-supply concept Vickers Inc |
| RCS-06-D1-30 | 5/9 Secondary reference Eaton Aerospace, Llc Dba Jackson South |
NSN 4820-01-436-2111 is a Valve,regulating,fluid Pressure, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-436-2111 has 2 manufacturer part numbers on file: 634229 (Danfoss Power Solutions II, Llc), 1741AS356 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 634229: First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; First End Thread Class: 2B; Third End Relationship with Preceding Ends: IDENTICAL WITH FIRST END. 11 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.