The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-913-4080, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Wbparts Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-913-4080 |
| Primary Part Number | NAS1351C3LNH8P |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Wbparts Inc |
| Status | ACTIVE |
| Width Across Flats | 0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN |
| Head Height | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES MINIMUM IN |
| Hardness Rating | 80.0 ROCKWELL B MINIMUM OVERALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Surface Treatment | CADMIUM OR CHROMATE OVERALL |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.303 INCHES MINIMUM AND 0.312 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 |
|---|---|
| NAS1351C3LNH8P | Wbparts Inc (USA) |
| Reference | Meaning |
|---|---|
| NAS1351C3LN8P | 5/9 Secondary reference U.S. Government activity |
| NAS1351C3LNH8P | 3/2 Design control — primary reference U.S. Government activity |
| TN1351C3LN8P | 5/9 Secondary reference Torkon Fastener Corp |
NSN 5305-00-913-4080 is a Screw,cap,socket Head, manufactured by Wbparts Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-913-4080 has 1 manufacturer part number on file: NAS1351C3LNH8P (Wbparts Inc).
Key specifications for NAS1351C3LNH8P: Width Across Flats: 0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM IN; Head Height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Fastener Length: 0.500 INCHES NOMINAL IN; Thread Length: 0.500 INCHES MINIMUM IN. 18 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.