The Wrench,box, cataloged under National Stock Number 5120-00-596-1327, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Hatch & Kirk, Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-596-1327 |
| Primary Part Number | 3206728 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Hatch & Kirk, Inc. |
| Status | ACTIVE |
| Wrenching Surface Size | 3.500 INCHES NOMINAL SINGLE END IN |
| Style Designator | DOUBLE OFFSET SINGLE HEAD |
| Wrenching Surface Shape | HEXAGON SINGLE END INTERNAL |
| 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 |
|---|---|
| 3206728 PRIMARY | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3206728 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| FR3653C | 5/9 Secondary reference Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters |
NSN 5120-00-596-1327 is a Wrench,box, manufactured by Hatch & Kirk, Inc., classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-596-1327 has 1 manufacturer part number on file: 3206728 (Hatch & Kirk, Inc.).
Key specifications for 3206728: Wrenching Surface Size: 3.500 INCHES NOMINAL SINGLE END IN; Style Designator: DOUBLE OFFSET SINGLE HEAD; Overall Length: 24.000 INCHES NOMINAL IN; Wrenching Surface Shape: HEXAGON SINGLE END INTERNAL. 3 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.