The Thumbscrew, cataloged under National Stock Number 5305-00-026-8754, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-00-026-8754 |
| Primary Part Number | 1592-1102P1 |
| Item Name | Thumbscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Head Height | 0.312 INCHES NOMINAL IN |
| Fastener Length | 1.259 INCHES NOMINAL IN |
| Thread Length | 0.250 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | KNURLED NO. 1 |
| Thread Direction | RIGHT-HAND |
| Point Style | CONE |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.562 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 |
|---|---|
| 1592-1102P1 | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 1592-1102P1 | 5/9 Secondary reference Raytheon Company Div Corp |
| 1592-1102P1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-026-8754 is a Thumbscrew, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-026-8754 has 1 manufacturer part number on file: 1592-1102P1 (Raytheon Company Dba Raytheon Co).
Key specifications for 1592-1102P1: Head Height: 0.312 INCHES NOMINAL IN; Fastener Length: 1.259 INCHES NOMINAL IN; Thread Length: 0.250 INCHES MINIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN. 13 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.