The Bolt,shear, cataloged under National Stock Number 5306-01-199-9451, 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20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-199-9451 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Extended Washer Thickness | 0.150 INCHES NOMINAL IN |
| Head Height | 0.618 INCHES NOMINAL IN |
| Fastener Length | 3.669 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 1.040 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN |
| Thread Length | 0.899 INCHES MINIMUM IN |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | MIL-S-5426 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6503 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.6250 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM IN |
| Width Between Flats | 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Grip Diameter | 0.6230 INCHES MINIMUM AND 0.6240 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 6150 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 |
|---|---|
| MS21250-10044 | 3/2 Design control — primary reference U.S. Government activity |
| MS21250-10044 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-199-9451 is a Bolt,shear, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-199-9451: Extended Washer Thickness: 0.150 INCHES NOMINAL IN; Head Height: 0.618 INCHES NOMINAL IN; Fastener Length: 3.669 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.