The Wrench,open End Box, cataloged under National Stock Number 5120-01-486-2298, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-486-2298 |
| Primary Part Number | J3707MT |
| Item Name | Wrench,open End Box |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | The Stanley Works Dba Stanley Proto |
| Status | ACTIVE |
| Wrenching Surface Size | 7.0 MILLIMETERS NOMINAL FIRST END MM |
| Wrenching Surface Size | 8.0 MILLIMETERS NOMINAL SECOND END MM |
| Style Designator | FLARE NUT DOUBLE END |
| Specification/standard Data | 05047-ASME B107.100 CAT 40 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 1 TYPE |
| 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 |
|---|---|
| 5F346 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| J3707MT PRIMARY | The Stanley Works Dba Stanley Proto (USA) |
| Reference | Meaning |
|---|---|
| B107.100 CAT 40 TY1 | 5/1 Secondary reference U.S. Government activity |
| B107.100 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| 3707MT | 5/9 Secondary reference The Stanley Works Dba Stanley Proto |
NSN 5120-01-486-2298 is a Wrench,open End Box, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-486-2298 has 2 manufacturer part numbers on file: 5F346 (W.w. Grainger, Inc. Div Government Sales Division), J3707MT (The Stanley Works Dba Stanley Proto).
Key specifications for J3707MT: Wrenching Surface Size: 7.0 MILLIMETERS NOMINAL FIRST END MM; Wrenching Surface Size: 8.0 MILLIMETERS NOMINAL SECOND END MM; Style Designator: FLARE NUT DOUBLE END; Overall Length: 144.5 MILLIMETERS NOMINAL MM. 8 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.