The Screw,machine, cataloged under National Stock Number 5305-01-302-9571, 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20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-302-9571 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| External Thread Tolerance Class | 4H6H |
| Bearing Surface of Head Surface Finish | 0.8 MICROMETERS |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 13.7 MILLIMETERS MINIMUM AND 14.3 MILLIMETERS MAXIMUM MM |
| Screw Material Document and Classification | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Pitch in Millimeters | 0.8 |
| Thread Length | 12.1 MILLIMETERS MINIMUM AND 14.3 MILLIMETERS MAXIMUM MM |
| Shank Surface Finish | 0.8 MICROMETERS |
| Nominal Thread Diameter | 5.0 MILLIMETERS MM |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Thread Surface Finish | 0.8 MICROMETERS |
| Specification/standard Data | 80205-NA0070 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Screw Material | IRON ALLOY 660 |
| Minimum Tensile Strength | 1100 MEGAPASCALS |
| Internal Drive Style | TORQUE SET |
| Countersink Angle | 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM |
| Thread Series Designator | MJ |
| Head Diameter | 9.0 MILLIMETERS MINIMUM AND 10.0 MILLIMETERS MAXIMUM MM |
| Screw Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| NA0070-050014 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-302-9571 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-302-9571: External Thread Tolerance Class: 4H6H; Bearing Surface of Head Surface Finish: 0.8 MICROMETERS; Screw Surface Treatment: PASSIVATE; Fastener Length: 13.7 MILLIMETERS MINIMUM AND 14.3 MILLIMETERS MAXIMUM MM. 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.