The Wrench,open End, cataloged under National Stock Number 5120-00-293-1328, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-00-293-1328 |
| Primary Part Number | A323329 |
| Item Name | Wrench,open End |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Large End Head Angle | 15.0 DEGREES NOMINAL |
| Large End Head Thickness | 0.266 INCHES MAXIMUM IN |
| Small End Head Thickness | 0.266 INCHES MAXIMUM IN |
| Small End Head Angle | 15.0 DEGREES NOMINAL |
| Wrenching Surface Size | 0.500 INCHES NOMINAL FIRST END IN |
| Wrenching Surface Size | 0.594 INCHES NOMINAL SECOND END IN |
| Style Designator | DOUBLE HEAD |
| Specification/standard Data | 05047-ASME B107.100 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 CLASS |
| 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 |
| Part Number | Manufacturer |
|---|---|
| A323329 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| B107.100 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| 2054544 | 5/9 Secondary reference General Motors Corp |
| GGG-W-636 | 5/9 Secondary reference U.S. Government activity |
| B107.39 | 5/1 Secondary reference The American Society of Mechanical Engineers |
| GGG-W-636 TY4 | 5/9 Secondary reference U.S. Government activity |
| B107.6 | 5/9 Secondary reference The American Society of Mechanical Engineers |
| B107.39 TY1CL1 | 5/1 Secondary reference U.S. Government activity |
| 664331 | 3/9 Design control — primary reference Sasco Inc Canadian Div |
| 2054544 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 5120-00-293-1328 is a Wrench,open End, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-293-1328 has 1 manufacturer part number on file: A323329 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for A323329: Large End Head Angle: 15.0 DEGREES NOMINAL; Large End Head Thickness: 0.266 INCHES MAXIMUM IN; Small End Head Thickness: 0.266 INCHES MAXIMUM IN; Small End Head Angle: 15.0 DEGREES NOMINAL. 12 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.