The Screw,drive, cataloged under National Stock Number 5305-01-657-1792, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-657-1792 |
| Primary Part Number | AS3568-42 |
| Item Name | Screw,drive |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.165 INCHES IN |
| Head Height | 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Fastener Length | 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| Nonmachine Thread Style | DRIVE SCREW (TYPE U) |
| Material Document and Classification | SAE-AMS5504 INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE FASTENER |
| Head Style | PAN |
| Specification/standard Data | 81343-SAE-AS3568 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Pilot Diameter | 0.132 INCHES MINIMUM AND 0.136 INCHES MAXIMUM IN |
| Pilot Length | 0.063 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE FASTENER |
| Material | STEEL CORROSION RESISTING FASTENER |
| Head Diameter | 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM 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 |
|---|---|
| AS3568-42 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS3568-42 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5305-01-657-1792 is a Screw,drive, manufactured by Sae International Dba Sae International, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-657-1792 has 1 manufacturer part number on file: AS3568-42 (Sae International Dba Sae International).
Key specifications for AS3568-42: Nonmachine Nominal Thread Diameter: 0.165 INCHES IN; Head Height: 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Fastener Length: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN; Nonmachine Thread Style: DRIVE SCREW (TYPE U). 12 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.