The Socket,wrench,face Spanner, cataloged under National Stock Number 5120-01-185-7963, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Mid-Continent Machining Inc. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5120-01-185-7963 |
| Primary Part Number | J-33144 |
| Item Name | Socket,wrench,face Spanner |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Mid-Continent Machining Inc |
| Status | ACTIVE |
| Drive Surface Size | 0.500 INCHES NOMINAL SINGLE END IN |
| Outside Diameter | 2.750 INCHES NOMINAL IN |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| 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 |
|---|---|
| J-33144 PRIMARY | Mid-Continent Machining Inc (USA) |
| Reference | Meaning |
|---|---|
| J-33144 | 5/9 Secondary reference Bosch Automotive Service Solutions Inc. |
| 5120PL0843011 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5120-01-185-7963 is a Socket,wrench,face Spanner, manufactured by Mid-Continent Machining Inc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-185-7963 has 1 manufacturer part number on file: J-33144 (Mid-Continent Machining Inc).
Key specifications for J-33144: Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN; Outside Diameter: 2.750 INCHES NOMINAL IN; Drive End Shape: SQUARE SINGLE END INTERNAL; Special Features: LOCKNUT WRENCH; REPAIR TOOL FOR HUMMER VEHICLES. 4 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.