The Valve,safety Relief, cataloged under National Stock Number 4820-01-017-4456, 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 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-017-4456 |
| Primary Part Number | 1EDXP2006-002 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Danfoss Fluid Power Inc Easley Opn |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Disk Loading Method | SPRING |
| Mounting Facility | THREADED FASTENER |
| Material | STEEL SEAT |
| Material | STEEL FLOW CONTROL DEVICE |
| Material | STEEL STEM |
| Material | ALUMINUM BODY |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| 1EDXP2006-002 PRIMARY | Danfoss Fluid Power Inc Easley Opn (USA) |
| 111849 | Komatsu America Corporation (USA) |
| Reference | Meaning |
|---|---|
| D-111849 | 5/9 Secondary reference Komatsu America Corporation |
NSN 4820-01-017-4456 is a Valve,safety Relief, manufactured by Danfoss Fluid Power Inc Easley Opn, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-017-4456 has 2 manufacturer part numbers on file: 1EDXP2006-002 (Danfoss Fluid Power Inc Easley Opn), 111849 (Komatsu America Corporation).
3 possible matches (shared part number, not a government interchangeability claim): 4320-01-205-2176, 4430-01-435-2912, 5985-01-567-2141. Verify interchangeability with system specifications before substitution.
Key specifications for 1EDXP2006-002: Flow Control Device: DISK; Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Disk Loading Method: SPRING; Mounting Facility: THREADED FASTENER. 9 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.