The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-103-6590, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-103-6590 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.077 INCHES NOMINAL IN |
| Fastener Length | 0.420 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-F-14072,E-300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Hardness Rating | 262.0 BRINELL STANDARD NOMINAL OVERALL |
| Material Document and Classification | ASTM A582,TYPE 303,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.295 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Point Style | CONE |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Test Data Document | 98230-0N535911 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 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 0N535911-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-103-6590 is a Screw,externally Relieved Body, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-103-6590: Head Height: 0.077 INCHES NOMINAL IN; Fastener Length: 0.420 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-F-14072,E-300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN. 21 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.