The Screw,shoulder, cataloged under National Stock Number 5305-00-945-5488, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-945-5488 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.062 INCHES MAXIMUM IN |
| Fastener Length | 0.218 INCHES MAXIMUM IN |
| Shoulder Length | 0.085 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.103 INCHES MAXIMUM IN |
| Shoulder Shape | HEXAGONAL FIRST SHOULDER |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.500 INCHES MAXIMUM IN |
| Shoulder Width Across Flats | 0.240 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Test Data Document | 98230-ONO-08831 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 304 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 |
| Reference | Meaning |
|---|---|
| 0N008831 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-00-945-5488 is a Screw,shoulder, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-945-5488: Head Height: 0.062 INCHES MAXIMUM IN; Fastener Length: 0.218 INCHES MAXIMUM IN; Shoulder Length: 0.085 INCHES NOMINAL FIRST SHOULDER IN; Thread Length: 0.103 INCHES MAXIMUM IN. 17 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.