The Screw,close Tolerance, cataloged under National Stock Number 5305-01-438-2365, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-438-2365 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 1.27 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 4H6H |
| Fastener Length | 18.0 MILLIMETERS NOMINAL MM |
| Surface Treatment Document and Classification | QQ-P-416, TY 2, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Pitch in Millimeters | 0.5 |
| Thread Length | 6.0 MILLIMETERS NOMINAL MM |
| Material Document and Classification | NA0006 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 3.0 MILLIMETERS MM |
| Head Style | FLAT COUNTERSUNK UNDERCUT |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NA0038 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 12.0 MILLIMETERS NOMINAL MM |
| Grip Diameter | 2.965 MILLIMETERS MINIMUM AND 2.990 MILLIMETERS MAXIMUM MM |
| Surface Treatment | CHROMATE AND CADMIUM OVERALL |
| Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| Countersink Angle | 95.0 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM |
| Material | STEEL OVERALL |
| Thread Series Designator | MJ |
| Head Diameter | 5.4 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| NA0038-030012 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-438-2365 is a Screw,close Tolerance, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-438-2365: Head Height: 1.27 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 4H6H; Fastener Length: 18.0 MILLIMETERS NOMINAL MM; Surface Treatment Document and Classification: QQ-P-416, TY 2, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 19 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.