Part Details | EXTERNALLY RELIEVED BODY BOLT
5306-00-915-1979 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.
Alternate Parts: 563295, 563295, 563295, 563295, 5306-00-915-1979, 00-915-1979, 5306009151979, 009151979
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUL 13, 1966 | 00-915-1979 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
Cross Reference | NSN 5306-00-915-1979
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 563295 | 92215 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| 563295 | 80539 | SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP |
| 563295 | 93907 | TEXTRON FASTENING SYSTEMSDBA DECORAH OPERATIONS TFS |
| 563295 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 5306-00-915-1979
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.518 INCHES MINIMUM |
| FASTENER LENGTH | 0.910 INCHES MINIMUM AND 0.930 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 6 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| HEAD HEIGHT | 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE TO FLAT | 0.118 INCHES MINIMUM AND 0.123 INCHES MAXIMUM |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 4 |
| FIRST DIAMETER FROM HEAD | 0.270 INCHES MINIMUM AND 0.272 INCHES MAXIMUM |
| SECOND DIAMETER FROM HEAD | 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| THIRD DIAMETER FROM HEAD | 0.270 INCHES MINIMUM AND 0.272 INCHES MAXIMUM |
| FOURTH DIAMETER FROM HEAD | 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.078 INCHES MINIMUM AND 0.088 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.233 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.330 INCHES MINIMUM AND 0.350 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 0.402 INCHES NOMINAL |