The Bolt,shear, cataloged under National Stock Number 5306-01-375-2851, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-375-2851 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Extended Washer Thickness | 0.017 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN |
| Head Height | 0.195 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Fastener Length | 1.860 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-C-8837 TY2 CL2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.349 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN |
| Thread Length | 0.408 INCHES NOMINAL IN |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | SPLINE EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN |
| Head Minor Diameter | 0.173 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP H11 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 |
|---|---|
| MS21297-03023 | 5/9 Secondary reference U.S. Government activity |
| MIL-B-8906 | 5/9 Secondary reference U.S. Government activity |
| NASM8906 | 3/1 Design control — primary reference U.S. Government activity |
| MS21297-03023 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-375-2851 is a Bolt,shear, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-375-2851: Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.017 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN; Head Height: 0.195 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN. 22 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.