The Setscrew, cataloged under National Stock Number 5305-00-133-2103, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company. Government technical data includes 19 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 | 5305-00-133-2103 |
| Primary Part Number | 108878-1 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Point Diameter | 0.359 INCHES NOMINAL IN |
| Head Height | 0.125 INCHES NOMINAL IN |
| Point Length | 0.193 INCHES NOMINAL IN |
| Fastener Length | 0.937 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-A-8625 TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.619 INCHES NOMINAL IN |
| Material Document and Classification | QQ-A-351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 74.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Width Between Flats | 0.562 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | ALUMINUM ALLOY 2017 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 108878-1 PRIMARY | Raytheon Company (USA) |
NSN 5305-00-133-2103 is a Setscrew, manufactured by Raytheon Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-133-2103 has 1 manufacturer part number on file: 108878-1 (Raytheon Company).
Key specifications for 108878-1: Point Diameter: 0.359 INCHES NOMINAL IN; Head Height: 0.125 INCHES NOMINAL IN; Point Length: 0.193 INCHES NOMINAL IN; Fastener Length: 0.937 INCHES NOMINAL IN. 19 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.