The Bolt,shear, cataloged under National Stock Number 5306-01-550-3447, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-550-3447 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| Extended Washer Thickness | 0.222 INCHES NOMINAL IN |
| Head Height | 0.923 INCHES NOMINAL IN |
| Fastener Length | 5.922 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416, TY II, CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Extended Washer Diameter | 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| Thread Length | 4.999 INCHES NOMINAL IN |
| Supplementary Features | UNDRILLED HEAD/12-POINT, 180 KSI, 450 DEGREE F/SURFACE TEXTURE IAW ANSI (ASA) B46.1 |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | MIL-S-5626 MIL SPEC ALL MATERIAL RESPONSES OR MIL-S-5000 MIL SPEC ALL MATERIAL RESPONSES OR MIL-S-6049 MIL SPEC ALL MATERIAL RESPONSES OR MIL-S-8503 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.060 INCHES NOMINAL IN |
| Grip Diameter | 0.998 INCHES MINIMUM AND 0.999 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 126 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 12 |
| 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 |
|---|---|
| MS21250-16056 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-550-3447 is a Bolt,shear, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-550-3447: Surface Finish: 125.0 MICROINCHES OVERALL; Extended Washer Thickness: 0.222 INCHES NOMINAL IN; Head Height: 0.923 INCHES NOMINAL IN; Fastener Length: 5.922 INCHES NOMINAL IN. 21 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.