Part Details | INTERNALLY RELIEVED BODY BOLT
5306-00-078-3446 An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.
Alternate Parts: 215784012, 215-78401-2, 5306-00-078-3446, 00-078-3446, 5306000783446, 000783446
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | AUG 11, 1967 | 00-078-3446 | 06676 ( BOLT, INTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
Cross Reference | NSN 5306-00-078-3446
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 215-78401-2 | 80378 | TRIUMPH AEROSTRUCTURES, LLCDBA TRIUMPH AEROSTRUCTURES - VOUGHT |
Technical Data | NSN 5306-00-078-3446
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3A |
| THREAD LENGTH | 0.395 INCHES MINIMUM |
| FASTENER LENGTH | 1.949 INCHES MINIMUM AND 1.953 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| CONCENTRIC HOLE DEPTH | 1.430 INCHES MINIMUM AND 1.460 INCHES MAXIMUM |
| CONCENTRIC HOLE DIAMETER | 0.375 INCHES NOMINAL |
| HEAD STYLE | 3 UNDERCUT HEXAGON |
| HEAD DIAMETER | 1.000 INCHES NOMINAL |
| HEAD HEIGHT | 0.120 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |