The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-197-3440, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Leeson Electric Corp. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-197-3440 |
| Primary Part Number | 003802-05 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Leeson Electric Corp |
| Status | ACTIVE |
| Extended Washer Thickness | 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Head Height | 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN |
| Fastener Length | 11.500 INCHES MINIMUM AND 11.562 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN |
| Thread Length | 1.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.375 INCHES NOMINAL IN |
| Surface Treatment | OXIDE OVERALL |
| Minimum Tensile Strength | 60000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| 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 |
|---|---|
| 003802-05 PRIMARY | Leeson Electric Corp (USA) |
NSN 5305-01-197-3440 is a Screw,cap,hexagon Head, manufactured by Leeson Electric Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-197-3440 has 1 manufacturer part number on file: 003802-05 (Leeson Electric Corp).
Key specifications for 003802-05: Extended Washer Thickness: 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN; Head Height: 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN; Fastener Length: 11.500 INCHES MINIMUM AND 11.562 INCHES MAXIMUM IN; Extended Washer Diameter: 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM 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.