The Screw,machine, cataloged under National Stock Number 5305-01-004-4978, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Kidde-Fenwal, Llc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-004-4978 |
| Primary Part Number | 5129-0416 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Kidde-Fenwal, Llc |
| Status | ACTIVE |
| Head Height | 0.056 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM OR CHROMATE |
| Fastener Length | 0.968 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Thread Length | 0.918 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | BINDING |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.223 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| 5129-0416 PRIMARY | Kidde-Fenwal, Llc (USA) |
| Reference | Meaning |
|---|---|
| 5129-0416 | 5/9 Secondary reference Carborundum Co the Graphite Products Division |
NSN 5305-01-004-4978 is a Screw,machine, manufactured by Kidde-Fenwal, Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-004-4978 has 1 manufacturer part number on file: 5129-0416 (Kidde-Fenwal, Llc).
Key specifications for 5129-0416: Head Height: 0.056 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM OR CHROMATE; Fastener Length: 0.968 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN; Thread Length: 0.918 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN. 14 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.