The Screw,machine, cataloged under National Stock Number 5305-01-710-6320, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-710-6320 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Fastener Length | 0.35 INCHES MINIMUM AND 0.38 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS6382 NATIONAL STD/SPEC 1ST MATERIAL RESPONSE OR AMS6415 OR AMS6484 NATIONAL STD/SPEC 2ND MATERIAL RESPONSE OR AMS6322, AMS6325 OR AMS6327 NATIONAL STD/SPEC 3RD MATERIAL RESPONSE |
| Thread Length | 0.35 INCHES MINIMUM AND 0.38 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.2500 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS600 THRU NAS606 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Screw Material | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 |
| Color | BLACK |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE III |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | AMS-QQ-P-416,TY II,CL 2 NATIONAL STD/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 |
|---|---|
| NAS604-6B | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-710-6320 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-710-6320: Head Height: 0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 0.35 INCHES MINIMUM AND 0.38 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS6382 NATIONAL STD/SPEC 1ST MATERIAL RESPONSE OR AMS6415 OR AMS6484 NATIONAL STD/SPEC 2ND MATERIAL RESPONSE OR AMS6322, AMS6325 OR AMS6327 NATIONAL STD/SPEC 3RD MATERIAL RESPONSE. 18 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.