The Screw,machine, cataloged under National Stock Number 5305-01-302-4639, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Astronautics Corporation of America. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-302-4639 |
| Primary Part Number | 14342-018 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Astronautics Corporation of America |
| Status | ACTIVE |
| Head Height | 0.075 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN |
| Fastener Length | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Screw Material Document and Classification | MIL-P-17091 MIL SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.750 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Screw Material | PLASTIC |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.193 INCHES MINIMUM AND 0.211 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 |
|---|---|
| 14342-018 PRIMARY | Astronautics Corporation of America (USA) |
NSN 5305-01-302-4639 is a Screw,machine, manufactured by Astronautics Corporation of America, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-302-4639 has 1 manufacturer part number on file: 14342-018 (Astronautics Corporation of America).
Key specifications for 14342-018: Head Height: 0.075 INCHES MINIMUM AND 0.086 INCHES MAXIMUM IN; Fastener Length: 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Screw Material Document and Classification: MIL-P-17091 MIL SPEC SINGLE MATERIAL RESPONSE; Thread Length: 0.750 INCHES NOMINAL 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.