The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-004-4213, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-00-004-4213 |
| Primary Part Number | AS13512 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Extended Washer Thickness | 0.075 INCHES NOMINAL IN |
| Head Height | 0.305 INCHES NOMINAL IN |
| Fastener Length | 0.750 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.442 INCHES NOMINAL IN |
| Thread Length | 0.679 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Hardness Rating | 35.0 ROCKWELL C NOMINAL OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.353 INCHES NOMINAL IN |
| Minimum Tensile Strength | 169800 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 316 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| AS13512 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS13512 | 3/9 Design control — primary reference Society of British Aerospace Companies Ltd (sbac) |
NSN 5305-00-004-4213 is a Screw,cap,hexagon Head, manufactured by Sae International Dba Sae International, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-004-4213 has 1 manufacturer part number on file: AS13512 (Sae International Dba Sae International).
Key specifications for AS13512: Extended Washer Thickness: 0.075 INCHES NOMINAL IN; Head Height: 0.305 INCHES NOMINAL IN; Fastener Length: 0.750 INCHES NOMINAL IN; Extended Washer Diameter: 0.442 INCHES NOMINAL 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.