Part Details | EXTERNALLY RELIEVED BODY BOLT
5306-00-638-4858 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: 483232, 48323-2, 483232, 48323-2, 5306-00-638-4858, 00-638-4858, 5306006384858, 006384858
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-638-4858 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK UNDERCUT
Cross Reference | NSN 5306-00-638-4858
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 48323-2 | 72599 | ALLIEDSIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO |
| 48323-2 | 70210 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
Technical Data | NSN 5306-00-638-4858
| 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 | 0.360 INCHES MINIMUM |
| FASTENER LENGTH | 8.120 INCHES NOMINAL |
| MINIMUM TENSILE STRENGTH | 129000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 6 HEXAGON COUNTERSUNK UNDERCUT |
| HEAD DIAMETER | 0.455 INCHES NOMINAL |
| HEAD HEIGHT | 0.140 INCHES NOMINAL |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 4 |
| FIRST DIAMETER FROM HEAD | 0.250 INCHES NOMINAL |
| SECOND DIAMETER FROM HEAD | 0.190 INCHES NOMINAL |
| THIRD DIAMETER FROM HEAD | 0.250 INCHES NOMINAL |
| FOURTH DIAMETER FROM HEAD | 0.190 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.200 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 7.435 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 7.695 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 7.760 INCHES NOMINAL |