The Wrench,open End, cataloged under National Stock Number 5120-01-581-3382, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-581-3382 |
| Item Name | Wrench,open End |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| Large End Head Angle | 15.0 DEGREES NOMINAL |
| Large End Head Thickness | 5.1 MILLIMETERS NOMINAL MM |
| Small End Head Thickness | 5.1 MILLIMETERS NOMINAL MM |
| Small End Head Angle | 15.0 DEGREES NOMINAL |
| Large End Outside Diameter | 20.6 MILLIMETERS NOMINAL MM |
| Wrenching Surface Size | 8.0 MILLIMETERS NOMINAL FIRST END MM |
| Wrenching Surface Size | 9.0 MILLIMETERS NOMINAL SECOND END MM |
| Style Designator | DOUBLE HEAD |
| Small End Outside Diameter | 17.4 MILLIMETERS NOMINAL MM |
| Features Provided | FULL POLISH |
| Specification/standard Data | 05047-ASME B107.100 CAT 39 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 1 TYPE |
| Wrenching Surface Shape | OVAL 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 |
| Reference | Meaning |
|---|---|
| B107.39 TY1CL1 | 5/9 Secondary reference U.S. Government activity |
| 53-022 | 5/9 Secondary reference Apex Tool Group, Llc Dba Nicholson |
| 53-022 | 5/9 Secondary reference Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. |
| B107.100 CAT 39 TY1 | 5/1 Secondary reference U.S. Government activity |
| 53-022 | 5/9 Secondary reference Armstrong Bros Tool Co |
| B107.100 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| B107.39 | 5/9 Secondary reference The American Society of Mechanical Engineers |
NSN 5120-01-581-3382 is a Wrench,open End, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
Key specifications for 5120-01-581-3382: Large End Head Angle: 15.0 DEGREES NOMINAL; Large End Head Thickness: 5.1 MILLIMETERS NOMINAL MM; Small End Head Thickness: 5.1 MILLIMETERS NOMINAL MM; Small End Head Angle: 15.0 DEGREES NOMINAL. 15 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.