The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-539-5409, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Defense Logistics Agency Dba Defense Supply Center Philadelphia. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-539-5409 |
| Primary Part Number | 03260-04 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| Status | ACTIVE |
| Head Height | 0.234 INCHES NOMINAL IN |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Thread Length | 1.000 INCHES MINIMUM AND 1.313 INCHES MAXIMUM IN |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 81343 - J429 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Width Between Flats | 0.563 INCHES NOMINAL IN |
| Color | YELLOW OVERALL |
| Surface Treatment | CHROMATE ZINC OVERALL |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 12759-01098 | Fastenal Company Dba Fastenal Co (USA) |
| 03260-04 PRIMARY | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| 92620A628 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 13014410-1 | D/9 Drawing number reference only Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| 456720111501 | 6/9 Informative reference only Ncb Hungary (honvedsegi Egyseges Termekkod) |
NSN 5305-01-539-5409 is a Screw,cap,hexagon Head, manufactured by Defense Logistics Agency Dba Defense Supply Center Philadelphia, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-539-5409 has 3 manufacturer part numbers on file: 12759-01098 (Fastenal Company Dba Fastenal Co), 03260-04 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 92620A628 (Mcmaster-Carr Supply Co).
Key specifications for 03260-04: Head Height: 0.234 INCHES NOMINAL IN; Fastener Length: 1.500 INCHES NOMINAL IN; Thread Length: 1.000 INCHES MINIMUM AND 1.313 INCHES MAXIMUM IN; Hardness Rating: 33.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL. 16 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.