The Setscrew, cataloged under National Stock Number 5305-01-243-9397, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-243-9397 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Point Diameter | 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN |
| Head Height | 0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN |
| Point Length | 0.240 INCHES NOMINAL IN |
| Fastener Length | 0.610 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Point Style | BALL |
| Width Between Flats | 0.484 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | PLASTIC 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 |
|---|---|
| 230SFT076-3 | 3/9 Design control — primary reference Alcoa Composites Inc Fibertek Div |
NSN 5305-01-243-9397 is a Setscrew, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-243-9397: Point Diameter: 0.183 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN; Head Height: 0.195 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN; Point Length: 0.240 INCHES NOMINAL IN; Fastener Length: 0.610 INCHES NOMINAL IN. 14 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.