The Screw,close Tolerance, cataloged under National Stock Number 5305-01-264-3206, 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20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-264-3206 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.072 INCHES NOMINAL IN |
| Fastener Length | 0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416A,TY 11,CL 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL A |
| Thread Length | 0.223 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-5000 ASSN STD SINGLE MATERIAL RESPONSE OR MIL-S-6049 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Single Shear Strength | ERR-060 |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS4402-6 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| Grip Length | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Grip Diameter | 0.1621 INCHES MINIMUM AND 0.1627 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | TRI-WING RECESS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 4340 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNJC |
| Head Diameter | 0.331 INCHES NOMINAL 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 |
|---|---|
| NAS4402-6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-264-3206 is a Screw,close Tolerance, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-264-3206: Head Height: 0.072 INCHES NOMINAL IN; Fastener Length: 0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416A,TY 11,CL 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL A; Thread Length: 0.223 INCHES NOMINAL IN. 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.