The Key,socket Head Screw, cataloged under National Stock Number 5120-01-503-2640, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-503-2640 |
| Primary Part Number | MHW-020-53 |
| Item Name | Key,socket Head Screw |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions |
| Status | ACTIVE |
| Short Arm Length | 0.625 INCHES NOMINAL IN |
| Style Designator | L-HANDLE |
| Long Arm Length | 1.750 INCHES NOMINAL IN |
| 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 |
|---|---|
| MHW-020-53 PRIMARY | L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions (USA) |
NSN 5120-01-503-2640 is a Key,socket Head Screw, manufactured by L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-503-2640 has 1 manufacturer part number on file: MHW-020-53 (L3 Technologies, Inc. Dba Insight Technology Div Integrated Vision Solutions).
Key specifications for MHW-020-53: Short Arm Length: 0.625 INCHES NOMINAL IN; Style Designator: L-HANDLE; Long Arm Length: 1.750 INCHES NOMINAL IN; End Item Identification: 5855-01-361-1362. 3 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.