The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-457-1237, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Allied Systems Company Dba Allied Systems Co. Government technical data includes 6 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 | 5305-01-457-1237 |
| Primary Part Number | 235647 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Allied Systems Company Dba Allied Systems Co |
| Status | ACTIVE |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Internal Drive Style | HEXAGON |
| Thread Quantity Per Inch | 14 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 235647 PRIMARY | Allied Systems Company Dba Allied Systems Co (USA) |
NSN 5305-01-457-1237 is a Screw,cap,socket Head, manufactured by Allied Systems Company Dba Allied Systems Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-457-1237 has 1 manufacturer part number on file: 235647 (Allied Systems Company Dba Allied Systems Co).
Key specifications for 235647: Fastener Length: 1.250 INCHES NOMINAL IN; Nominal Thread Diameter: 0.438 INCHES IN; Internal Drive Style: HEXAGON; Thread Quantity Per Inch: 14. 6 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.