The Bolt,shear, cataloged under National Stock Number 5306-01-300-3972, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-300-3972 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Extended Washer Thickness | 0.082 INCHES NOMINAL IN |
| Head Height | 0.383 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN |
| Fastener Length | 2.708 INCHES MINIMUM AND 2.738 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-8837,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment Document and Classification | TT-E-489 FED SPEC SINGLE TREATMENT RESPONSE TOP OF HEAD |
| Extended Washer Diameter | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Thread Length | 0.848 INCHES NOMINAL IN |
| Criticality Code Justification | FEAT |
| Material Document and Classification | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | SPLINE EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Color | BLUE TOP OF HEAD |
| Surface Treatment | CADMIUM OVERALL |
| Surface Treatment | PAINT TOP OF HEAD |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL CORROSION RESISTING 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 | Y |
| Reference | Meaning |
|---|---|
| MS14163-07030 | 2/2 Government specification standardization U.S. Government activity |
NSN 5306-01-300-3972 is a Bolt,shear, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-300-3972: Surface Finish: 32.0 MICROINCHES GRIP; Extended Washer Thickness: 0.082 INCHES NOMINAL IN; Head Height: 0.383 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN; Fastener Length: 2.708 INCHES MINIMUM AND 2.738 INCHES MAXIMUM IN. 20 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.