The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-587-5058, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-587-5058 |
| Primary Part Number | 460-240 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering |
| Status | ACTIVE |
| Fastener Length | 0.625 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 302 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 460-240 PRIMARY | Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering (USA) |
| Reference | Meaning |
|---|---|
| 460-240 | 3/9 Design control — primary reference Risk Industries Llc Dba Pines Technology Div Headquarters |
NSN 5305-01-587-5058 is a Screw,cap,socket Head, manufactured by Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-587-5058 has 1 manufacturer part number on file: 460-240 (Ajax Tocco Magnethermic Corporation Dba Pines Engineering Div Pines Engineering).
Key specifications for 460-240: Fastener Length: 0.625 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Head Style: BUTTON; Thread Direction: RIGHT-HAND. 10 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.