The Universal Joint,socket Wrench at, cataloged under National Stock Number 5120-01-366-9306, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Stanley Industrial & Automotive Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5120-01-366-9306 |
| Primary Part Number | M3U |
| Item Name | Universal Joint,socket Wrench at |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Stanley Industrial & Automotive Llc |
| Status | ACTIVE |
| Drive Surface Size | 0.250 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | EXTERNAL-INTERNAL |
| Features Provided | MANUAL TOOL |
| Specification/standard Data | 0U583-SAE AS4283 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 2 TYPE AND 1 CLASS |
| Drive End Shape | SQUARE FIRST END EXTERNAL |
| Drive End Shape | SQUARE SECOND END 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 |
|---|---|
| M3U PRIMARY | Stanley Industrial & Automotive Llc (USA) |
| Reference | Meaning |
|---|---|
| AS4283 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AS4283 TY2CL1 | 5/1 Secondary reference U.S. Government activity |
NSN 5120-01-366-9306 is a Universal Joint,socket Wrench at, manufactured by Stanley Industrial & Automotive Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-366-9306 has 1 manufacturer part number on file: M3U (Stanley Industrial & Automotive Llc).
Key specifications for M3U: Drive Surface Size: 0.250 INCHES NOMINAL BOTH ENDS IN; Style Designator: EXTERNAL-INTERNAL; Overall Length: 1.406 INCHES NOMINAL IN; Features Provided: MANUAL TOOL. 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.