The Screw,machine, cataloged under National Stock Number 5305-01-694-5557, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Ludlum Measurements, Inc. Dba Vpi Technology Div Vpi Technology. 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 | 5305-01-694-5557 |
| Primary Part Number | V042812 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Ludlum Measurements, Inc. Dba Vpi Technology Div Vpi Technology |
| Status | ACTIVE |
| Head Height | 0.041 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN |
| Screw Surface Treatment | ZINC AND PASSIVATE |
| Fastener Length | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Thread Length | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Spline Major Diameter | 0.066 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 304 |
| Internal Drive Style | TORX |
| Thread Quantity Per Inch | 56 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.159 INCHES MINIMUM AND 0.169 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 |
|---|---|
| V042812 PRIMARY | Ludlum Measurements, Inc. Dba Vpi Technology Div Vpi Technology (USA) |
NSN 5305-01-694-5557 is a Screw,machine, manufactured by Ludlum Measurements, Inc. Dba Vpi Technology Div Vpi Technology, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-694-5557 has 1 manufacturer part number on file: V042812 (Ludlum Measurements, Inc. Dba Vpi Technology Div Vpi Technology).
Key specifications for V042812: Head Height: 0.041 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN; Screw Surface Treatment: ZINC AND PASSIVATE; Fastener Length: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN; Thread Length: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM 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.