The Screw,machine, cataloged under National Stock Number 5305-01-074-3538, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Astronautics Corporation of America. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-074-3538 |
| Primary Part Number | 15408-003 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Astronautics Corporation of America |
| Status | ACTIVE |
| Head Height | 0.043 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Fastener Length | 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Thread Length | 0.194 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | BINDING |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 56 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.171 INCHES MINIMUM AND 0.181 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 |
|---|---|
| 15408-003 PRIMARY | Astronautics Corporation of America (USA) |
| Reference | Meaning |
|---|---|
| 2-56UNC-2A.250. | C/1 Advisory reference — outside the item-of-supply concept Allmetal Screw Products Corp |
NSN 5305-01-074-3538 is a Screw,machine, manufactured by Astronautics Corporation of America, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-074-3538 has 1 manufacturer part number on file: 15408-003 (Astronautics Corporation of America).
Key specifications for 15408-003: Head Height: 0.043 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN; Fastener Length: 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Thread Length: 0.194 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.086 INCHES IN. 12 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.