The Wrench,open End, cataloged under National Stock Number 5120-00-288-9288, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-288-9288 |
| Item Name | Wrench,open End |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| Wrenching Surface Size | 0.562 INCHES NOMINAL SINGLE END IN |
| Style Designator | SINGLE HEAD |
| Nondefinitive Spec/std Data | 10 TYPE AND 2 CLASS |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Surface Treatment | CHROMIUM AND NICKEL OVERALL |
| Head Angle | 15.0 DEGREES NOMINAL |
| Material | STEEL OVERALL |
| Head Thickness | 0.234 INCHES MAXIMUM IN |
| 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 |
|---|---|
| GGG-W-636 TY10CL2 | 5/1 Secondary reference U.S. Government activity |
| GGG-W-636 | 4/1 Identification reference U.S. Government activity |
NSN 5120-00-288-9288 is a Wrench,open End, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5120-00-288-9291. Verify interchangeability with system specifications before substitution.
Key specifications for 5120-00-288-9288: Wrenching Surface Size: 0.562 INCHES NOMINAL SINGLE END IN; Style Designator: SINGLE HEAD; Overall Length: 11.875 INCHES MINIMUM AND 15.000 INCHES MAXIMUM IN; Nondefinitive Spec/std Data: 10 TYPE AND 2 CLASS. 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.