Part Details | INTERNALLY RELIEVED BODY BOLT
5306-00-520-2751 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: 4P03023103A, 4P03023-103A, 4P03023103A, 4P03023-103A, 4P03023101B, 4P03023-101B, 5306-00-520-2751, 00-520-2751, 5306005202751, 005202751
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 20, 1969 | 00-520-2751 | 06676 ( BOLT, INTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
CONCENTRIC HOLE UNTHREADED
Cross Reference | NSN 5306-00-520-2751
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4P03023-103A | 6Z056 | CM MANUFACTURING, INC. |
| 4P03023-103A | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
| 4P03023-101B | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
Technical Data | NSN 5306-00-520-2751
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 1.250 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.658 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| FASTENER LENGTH | 4.080 INCHES NOMINAL |
| MINIMUM TENSILE STRENGTH | 195000 POUNDS PER SQUARE INCH |
| STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
| SHOULDER DIAMETER | 1.623 INCHES MINIMUM AND 1.624 INCHES MAXIMUM |
| SHOULDER LENGTH | 3.132 INCHES MINIMUM AND 3.142 INCHES MAXIMUM |
| CONCENTRIC HOLE DIAMETER | 0.625 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.270 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 2.110 INCHES MINIMUM AND 2.124 INCHES MAXIMUM |