The Wrench,box, cataloged under National Stock Number 5120-00-028-3622, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Raytheon Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-028-3622 |
| Primary Part Number | ST00520 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Wrenching Surface Size | 2.760 INCHES MINIMUM AND 3.350 INCHES MAXIMUM SINGLE END IN |
| Style Designator | STRAIGHT DOUBLE HEAD |
| Wrenching Surface Shape | 6 POINT BOTH ENDS INTERNAL |
| Surface Treatment | CHROMIUM OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| ST00520 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| ST00520 | 5/9 Secondary reference Hughes Missile Systems Co San Diego |
NSN 5120-00-028-3622 is a Wrench,box, manufactured by Raytheon Company, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-028-3622 has 1 manufacturer part number on file: ST00520 (Raytheon Company).
Key specifications for ST00520: Wrenching Surface Size: 2.760 INCHES MINIMUM AND 3.350 INCHES MAXIMUM SINGLE END IN; Style Designator: STRAIGHT DOUBLE HEAD; Overall Length: 15.000 INCHES NOMINAL IN; Wrenching Surface Shape: 6 POINT BOTH ENDS INTERNAL. 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.