The Key,socket Head Screw, cataloged under National Stock Number 5120-01-045-4894, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-045-4894 |
| Item Name | Key,socket Head Screw |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| Short Arm Length | 35.0 MILLIMETERS MINIMUM AND 39.0 MILLIMETERS MAXIMUM MM |
| Wrenching Surface Size | 9.0 MILLIMETERS NOMINAL BOTH ENDS MM |
| Style Designator | L-HANDLE |
| Features Provided | SHORT SERIES |
| Long Arm Length | 100.0 MILLIMETERS MINIMUM AND 106.0 MILLIMETERS MAXIMUM MM |
| Specification/standard Data | 05047-ASME B18.3.2 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Departure From Cited Document | AS MODIFIED BY SHORT ARM AND LONG ARM LENGTH |
| Wrenching Surface Shape | HEXAGON BOTH ENDS EXTERNAL |
| Surface Treatment | OXIDE 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 |
| Reference | Meaning |
|---|---|
| B18.3.2 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
NSN 5120-01-045-4894 is a Key,socket Head Screw, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
Key specifications for 5120-01-045-4894: Short Arm Length: 35.0 MILLIMETERS MINIMUM AND 39.0 MILLIMETERS MAXIMUM MM; Wrenching Surface Size: 9.0 MILLIMETERS NOMINAL BOTH ENDS MM; Style Designator: L-HANDLE; Overall Length: 117.0 MILLIMETERS NOMINAL MM. 10 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.