The Screw,machine, cataloged under National Stock Number 5305-00-005-0582, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Leonardo Spa Helicopters Division - Production Site. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-005-0582 |
| Primary Part Number | NAS5903-10 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Leonardo Spa Helicopters Division - Production Site |
| Status | ACTIVE |
| Head Height | 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Fastener Length | 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Thread Length | 0.533 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS5903 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Width Between Flats | 0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Screw Material | STEEL COMP 4340 OR STEEL COMP 8740 |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | TRI-WING RECESS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Screw Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| NAS5903-10 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| NAS5903-10 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-005-0582 is a Screw,machine, manufactured by Leonardo Spa Helicopters Division - Production Site, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-005-0582 has 1 manufacturer part number on file: NAS5903-10 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for NAS5903-10: Head Height: 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Fastener Length: 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Thread Length: 0.533 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.190 INCHES 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.