The Screw,machine, cataloged under National Stock Number 5305-01-039-6582, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-039-6582 |
| Primary Part Number | 0453-41 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Head Height | 0.030 INCHES NOMINAL IN |
| Fastener Length | 0.188 INCHES NOMINAL IN |
| Thread Length | 0.163 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.060 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 80 |
| Thread Series Designator | UNF |
| Head Diameter | 0.109 INCHES NOMINAL 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 |
|---|---|
| 0453-41 | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners (USA) |
| 0453-41 | Allmetal Screw Products Corp (USA) |
| 0453-41 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| 0453-41 | 5/9 Secondary reference Allied Products Corp Pheoll Mfg Co Div |
| 0453-41 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-039-6582 is a Screw,machine, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-039-6582 has 3 manufacturer part numbers on file: 0453-41 (All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners), 0453-41 (Allmetal Screw Products Corp), 0453-41 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 0453-41: Head Height: 0.030 INCHES NOMINAL IN; Fastener Length: 0.188 INCHES NOMINAL IN; Thread Length: 0.163 INCHES NOMINAL IN; Nominal Thread Diameter: 0.060 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.