The Screw,machine, cataloged under National Stock Number 5305-01-059-3570, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-059-3570 |
| Primary Part Number | 819166-168 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| Head Height | 0.071 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Fastener Length | 2.125 INCHES NOMINAL IN |
| Thread Length | 2.063 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | BINDING |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.275 INCHES MINIMUM AND 0.290 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 |
|---|---|
| 819166-168 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| 819166-168 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-059-3570 is a Screw,machine, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-059-3570 has 1 manufacturer part number on file: 819166-168 (Honeywell International, Inc Div Aerospace-Tucson).
Key specifications for 819166-168: Head Height: 0.071 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 2.125 INCHES NOMINAL IN; Thread Length: 2.063 INCHES MINIMUM 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.