The Screw,shoulder, cataloged under National Stock Number 5305-01-674-8103, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-674-8103 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.1563 INCHES MINIMUM AND 0.2187 INCHES MAXIMUM IN |
| Fastener Length | 0.594 INCHES NOMINAL IN |
| Shoulder Length | 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM ALL SHOULDERS IN |
| Surface Treatment Document and Classification | SST 303 PER QQ-P-35 TYPE II,SST 304 AND XM-7 PER QQ-P-35 TYPE VI OR TYPE VII FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM ALL SHOULDERS IN |
| Thread Length | 0.2188 INCHES MINIMUM AND 0.2812 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Material Document and Classification | ASM A582/A582M AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 1ST MATERIAL RESPONSE OR ASTM A493 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 2ND MATERIAL RESPONSE OR ASTM A493 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 3RD MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.1900 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS-51575 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Surface Treatment | PASSIVATE OVERALL |
| Chamfer Angle | 30.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP XM-7 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.3438 INCHES MINIMUM AND 0.4062 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 |
|---|---|
| MS51575-20 | 5/9 Secondary reference U.S. Government activity |
| MS51575-20 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-674-8103 is a Screw,shoulder, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-674-8103: Head Height: 0.1563 INCHES MINIMUM AND 0.2187 INCHES MAXIMUM IN; Fastener Length: 0.594 INCHES NOMINAL IN; Shoulder Length: 0.372 INCHES MINIMUM AND 0.378 INCHES MAXIMUM ALL SHOULDERS IN; Surface Treatment Document and Classification: SST 303 PER QQ-P-35 TYPE II,SST 304 AND XM-7 PER QQ-P-35 TYPE VI OR TYPE VII FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 20 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.