The Wrench,box, cataloged under National Stock Number 5120-01-399-8906, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-399-8906 |
| Primary Part Number | 3R429 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Wrenching Surface Size | 0.562 INCHES NOMINAL FIRST END IN |
| Wrenching Surface Size | 0.625 INCHES NOMINAL SECOND END IN |
| Style Designator | SHALLOW ANGULAR OFFSET DOUBLE HEAD |
| Specification/standard Data | 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 CLASS AND A STYLE |
| Wrenching End Offset Angle | 15.0 DEGREES NOMINAL |
| Wrenching Surface Shape | 12 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 |
|---|---|
| 3R429 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| J1018-500 | The Stanley Works Dba Stanley Proto (USA) |
| Reference | Meaning |
|---|---|
| AS954 | 5/9 Secondary reference U.S. Government activity |
| B107.100 | 5/9 Secondary reference The American Society of Mechanical Engineers |
| AS954 TY2CL1STA | 5/1 Secondary reference U.S. Government activity |
| B107.9 TY1CL1 | 5/9 Secondary reference U.S. Government activity |
| B107.9 | 5/9 Secondary reference The American Society of Mechanical Engineers |
| 1018-500 | 5/9 Secondary reference The Stanley Works Dba Stanley Proto |
| AS954 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5120-01-399-8906 is a Wrench,box, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-399-8906 has 2 manufacturer part numbers on file: 3R429 (W.w. Grainger, Inc. Div Government Sales Division), J1018-500 (The Stanley Works Dba Stanley Proto).
Key specifications for 3R429: Wrenching Surface Size: 0.562 INCHES NOMINAL FIRST END IN; Wrenching Surface Size: 0.625 INCHES NOMINAL SECOND END IN; Style Designator: SHALLOW ANGULAR OFFSET DOUBLE HEAD; Overall Length: 8.30 INCHES MINIMUM AND 10.04 INCHES MAXIMUM IN. 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.