The Bolt,machine, cataloged under National Stock Number 5306-01-696-4266, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-696-4266 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.640 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN |
| Fastener Length | 5.422 INCHES MINIMUM AND 5.469 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | SEE NAS-6812 FOR FINISH REQUIREMENTS NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 1.688 INCHES NOMINAL IN |
| Material Document and Classification | NAS-6812 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.2500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS-3 THRU NAS-20 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 3.734 INCHES MINIMUM AND 3.766 INCHES MAXIMUM IN |
| Width Between Flats | 1.802 INCHES MINIMUM AND 1.815 INCHES MAXIMUM IN |
| Grip Diameter | 1.243 INCHES MINIMUM AND 1.249 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| AN20-52A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-696-4266 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-696-4266: Head Height: 0.640 INCHES MINIMUM AND 0.672 INCHES MAXIMUM IN; Fastener Length: 5.422 INCHES MINIMUM AND 5.469 INCHES MAXIMUM IN; Surface Treatment Document and Classification: SEE NAS-6812 FOR FINISH REQUIREMENTS NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 1.688 INCHES NOMINAL IN. 16 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.