The Bolt,shear, cataloged under National Stock Number 5306-01-700-8251, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-700-8251 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Head Height | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Fastener Length | 2.660 INCHES MINIMUM AND 2.705 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS-QQ-C-320, CLASS 2A INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES GRIP A |
| Surface Treatment Document and Classification | AMS-QQ-C-320, CLASS 2A INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES THREADS A |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE II, CLASS 2 INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES HEAD |
| Thread Length | 0.425 INCHES NOMINAL IN |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM THREADS IN |
| Material Document and Classification | AMS5731 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OR AMS5732 INTERNATIONAL STD/SPEC ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.2500 INCHES IN |
| Hazardous Substances | CADMIUM AND CHROMIUM |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS6703 THRU NAS6720 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.429 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Grip Diameter | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| Surface Treatment | CHROMIUM GRIP |
| Surface Treatment | CADMIUM HEAD |
| Surface Treatment | CHROMIUM THREADS |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Chamfer Angle | 10.0 DEGREES NOMINAL AND 20.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 1.685 INCHES NOMINAL THREADS 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 |
|---|---|
| NAS6703 THRU NAS6720 REV 10 | D/9 Drawing number reference only U.S. Government activity |
| NAS6704DE34 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-700-8251 is a Bolt,shear, classified under FSC 5306, Bolts. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5306-01-700-8275, 5306-01-700-8289. Verify interchangeability with system specifications before substitution.
Key specifications for 5306-01-700-8251: Head Height: 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN; Fastener Length: 2.660 INCHES MINIMUM AND 2.705 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS-QQ-C-320, CLASS 2A INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES GRIP A; Surface Treatment Document and Classification: AMS-QQ-C-320, CLASS 2A INTERNATIONAL STD/SPEC ALL TREATMENT RESPONSES THREADS A. 26 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.