The Screw,shoulder, cataloged under National Stock Number 5305-01-494-7769, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Small Parts Inc.. Government technical data includes 15 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 | 5305-01-494-7769 |
| Primary Part Number | SHDX-2/4 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Small Parts Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.078 INCHES NOMINAL IN |
| Head Height | 0.125 INCHES NOMINAL IN |
| Fastener Length | 0.406 INCHES NOMINAL IN |
| Shoulder Length | 0.250 INCHES NOMINAL ALL SHOULDERS IN |
| Shoulder Diameter | 0.125 INCHES NOMINAL ALL SHOULDERS IN |
| Thread Length | 0.156 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.250 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 |
|---|---|
| SHDX-2/4 PRIMARY | Small Parts Inc. (USA) |
NSN 5305-01-494-7769 is a Screw,shoulder, manufactured by Small Parts Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-494-7769 has 1 manufacturer part number on file: SHDX-2/4 (Small Parts Inc.).
Key specifications for SHDX-2/4: Width Across Flats: 0.078 INCHES NOMINAL IN; Head Height: 0.125 INCHES NOMINAL IN; Fastener Length: 0.406 INCHES NOMINAL IN; Shoulder Length: 0.250 INCHES NOMINAL ALL SHOULDERS IN. 15 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.