The Socket,wrench,face Spanner, cataloged under National Stock Number 5120-00-031-3280, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Textron Systems Corporation Dba Textron Systems Corp. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5120-00-031-3280 |
| Primary Part Number | T100312 |
| Item Name | Socket,wrench,face Spanner |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Textron Systems Corporation Dba Textron Systems Corp |
| Status | ACTIVE |
| Pin Diameter | 0.192 INCHES NOMINAL IN |
| Drive Surface Size | 0.760 INCHES MINIMUM AND 0.765 INCHES MAXIMUM SINGLE END IN |
| Outside Diameter | 5.000 INCHES NOMINAL IN |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Surface Treatment | CADMIUM 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 |
|---|---|
| T100312 PRIMARY | Textron Systems Corporation Dba Textron Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| T100312 | 5/2 Secondary reference U.S. Government activity |
| T100312 | 5/9 Secondary reference U.S. Government activity |
NSN 5120-00-031-3280 is a Socket,wrench,face Spanner, manufactured by Textron Systems Corporation Dba Textron Systems Corp, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-00-031-3280 has 1 manufacturer part number on file: T100312 (Textron Systems Corporation Dba Textron Systems Corp).
Key specifications for T100312: Pin Diameter: 0.192 INCHES NOMINAL IN; Drive Surface Size: 0.760 INCHES MINIMUM AND 0.765 INCHES MAXIMUM SINGLE END IN; Overall Length: 1.000 INCHES NOMINAL IN; Outside Diameter: 5.000 INCHES NOMINAL IN. 6 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.