The Screw,machine, cataloged under National Stock Number 5305-01-040-4660, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-040-4660 |
| Primary Part Number | 342-0180-000 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Screw Surface Treatment | NICKEL |
| Fastener Length | 1.938 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN |
| Thread Length | 1.793 INCHES MINIMUM AND 1.917 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | COPPER ALLOY 230 OR COPPER ALLOY 240 OR COPPER ALLOY 260 OR COPPER ALLOY 268 OR COPPER ALLOY 342 OR COPPER ALLOY 353 OR COPPER ALLOY 360 OR COPPER ALLOY 377 OR COPPER ALLOY 510 OR COPPER ALLOY 745 OR COPPER ALLOY 752 OR COPPER ALLOY 764 OR COPPER ALLOY 770 |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 82.0 DEGREES NOMINAL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.244 INCHES MINIMUM AND 0.279 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 |
|---|---|
| 342-0180-000 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| 342-0180-000 | 5/2 Secondary reference U.S. Government activity |
| P342-0180-000 | 5/9 Secondary reference Allied Products Corp Pheoll Mfg Co Div |
NSN 5305-01-040-4660 is a Screw,machine, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-040-4660 has 1 manufacturer part number on file: 342-0180-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 342-0180-000: Screw Surface Treatment: NICKEL; Fastener Length: 1.938 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN; Thread Length: 1.793 INCHES MINIMUM AND 1.917 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.138 INCHES 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.