The Wrench,box and Open End,combinat, cataloged under National Stock Number 5120-01-064-1920, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-064-1920 |
| Item Name | Wrench,box and Open End,combinat |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| Wrenching Surface Size | 0.438 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | OFFSET |
| Wrenching End Offset Angle | 15.0 DEGREES NOMINAL |
| Wrenching Surface Shape | OVAL FIRST END INTERNAL |
| Wrenching Surface Shape | SPLINE SECOND END INTERNAL |
| Wrenching Surface Flute Quantity | 12 |
| Surface Treatment | CHROMIUM OVERALL |
| Head Angle | 15.0 DEGREES NOMINAL |
| 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 |
|---|---|
| MIL-W-8982/6 | 4/1 Identification reference U.S. Government activity |
| M8982/6-14 | 2/2 Government specification standardization U.S. Government activity |
NSN 5120-01-064-1920 is a Wrench,box and Open End,combinat, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5120-01-367-3351, 5120-01-590-1810, 5120-01-656-2586. Verify interchangeability with system specifications before substitution.
Key specifications for 5120-01-064-1920: Wrenching Surface Size: 0.438 INCHES NOMINAL BOTH ENDS IN; Style Designator: OFFSET; Overall Length: 5.422 INCHES NOMINAL IN; Wrenching End Offset Angle: 15.0 DEGREES NOMINAL. 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.