The Valve,safety Relief, cataloged under National Stock Number 4820-01-250-1756, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Sun Hydraulics Corporation. Government technical data includes 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-250-1756 |
| Primary Part Number | NQEB XAN |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Sun Hydraulics Corporation |
| Status | ACTIVE |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Adjustable Pressure Range | +20.0 TO 25.0 POUNDS PER SQUARE INCH LBS |
| Maximum Operating Temp | 130.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | HYDRAULIC FLUID, MINERAL BASE SINGLE RESPONSE |
| Material | IRON MALLEABLE BODY |
| 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 |
|---|---|
| NQEB XAN PRIMARY | Sun Hydraulics Corporation (USA) |
| Reference | Meaning |
|---|---|
| NQEB XAN | 5/2 Secondary reference U.S. Government activity |
| 40011332 | 5/9 Secondary reference Baes Gcs Terrier Ssc 3 Project |
| 44300-172 | 7/9 Vendor item drawing reference Goodrich Corporation Dba Trw Lucas Aerospace |
| 44300-172 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-250-1756 is a Valve,safety Relief, manufactured by Sun Hydraulics Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-250-1756 has 1 manufacturer part number on file: NQEB XAN (Sun Hydraulics Corporation).
Key specifications for NQEB XAN: Operating Pressure: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Adjustable Pressure Range: +20.0 TO 25.0 POUNDS PER SQUARE INCH LBS; Maximum Operating Temp: 130.0 FAHRENHEIT SINGLE RESPONSE DEGF; Special Features: CARTRIDGE TYPE. 5 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.