The Setscrew, cataloged under National Stock Number 5305-00-228-6552, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier. Government technical data includes 16 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 | 5305-00-228-6552 |
| Primary Part Number | SC356 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier |
| Status | ACTIVE |
| Point Swivel Included Angle | 7.0 DEGREES MINIMUM AND 8.0 DEGREES MAXIMUM |
| Point Diameter | 0.625 INCHES NOMINAL IN |
| Width Across Flats | 0.375 INCHES NOMINAL IN |
| Point Length | 0.500 INCHES NOMINAL IN |
| Fastener Length | 2.500 INCHES NOMINAL IN |
| Thread Length | 2.000 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | UNIVERSAL |
| Surface Treatment | OXIDE OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 10 |
| Material | STEEL 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 |
|---|---|
| SC356 PRIMARY | Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier (USA) |
NSN 5305-00-228-6552 is a Setscrew, manufactured by Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-228-6552 has 1 manufacturer part number on file: SC356 (Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier).
Key specifications for SC356: Point Swivel Included Angle: 7.0 DEGREES MINIMUM AND 8.0 DEGREES MAXIMUM; Point Diameter: 0.625 INCHES NOMINAL IN; Width Across Flats: 0.375 INCHES NOMINAL IN; Point Length: 0.500 INCHES NOMINAL IN. 16 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.