Part Details | INTERNAL WRENCHING BOLT
5306-00-783-4778 An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.
Alternate Parts: 32318403, 32-31840-3, 5306-00-783-4778, 00-783-4778, 5306007834778, 007834778
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1962 | 00-783-4778 | 06666 ( BOLT, INTERNAL WRENCHING ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
HEXAGON
Cross Reference | NSN 5306-00-783-4778
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 32-31840-3 | 76301 | BOEING COMPANY, THEDBA BOEING |
Technical Data | NSN 5306-00-783-4778
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.081 INCHES NOMINAL |
| FASTENER LENGTH | 1.617 INCHES NOMINAL |
| HEAD STYLE | 9 CROWNED HEXAGON |
| HEAD DIAMETER | 0.773 INCHES MINIMUM AND 0.774 INCHES MAXIMUM |
| HEAD HEIGHT | 0.460 INCHES NOMINAL |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |