The Bolt,shear, cataloged under National Stock Number 5306-01-671-1979, 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16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-671-1979 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| Fastener Length | 1.453 INCHES MINIMUM AND 1.493 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | NAS 4006 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.4250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.3750 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN |
| Width Between Flats | 0.554 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Grip Diameter | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN |
| Surface Treatment | ALUMINUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| NAS6703 THRU 6720 | 3/1 Design control — primary reference U.S. Government activity |
| NAS6706A14 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-671-1979 is a Bolt,shear, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-671-1979: Head Height: 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN; Fastener Length: 1.453 INCHES MINIMUM AND 1.493 INCHES MAXIMUM IN; Surface Treatment Document and Classification: NAS 4006 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.4250 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.