The Screw,machine, cataloged under National Stock Number 5305-00-489-8174, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Service Central Des Achats De La Maintenance. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-00-489-8174 |
| Primary Part Number | TID20425 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Service Central Des Achats De La Maintenance |
| Status | ACTIVE |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Thread Length | 0.780 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Internal Drive Style | SLOT |
| Countersink Angle | 82.0 DEGREES NOMINAL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Thread Series Designator | UNF |
| Head Diameter | 0.812 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 |
|---|---|
| TID20425 | Service Central Des Achats De La Maintenance (FRA) |
| Reference | Meaning |
|---|---|
| LA947-19 | 3/9 Design control — primary reference Pettibone Llc |
NSN 5305-00-489-8174 is a Screw,machine, manufactured by Service Central Des Achats De La Maintenance, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-489-8174 has 1 manufacturer part number on file: TID20425 (Service Central Des Achats De La Maintenance).
Key specifications for TID20425: Screw Surface Treatment: CADMIUM; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 0.780 INCHES MINIMUM IN; Nominal Thread Diameter: 0.438 INCHES IN. 13 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.