NSN 5306-00-278-9423
Part Details | EXTERNALLY RELIEVED BODY BOLT
5306-00-278-9423 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: 6829919, 6829919, 6829919, 6829919, 5306-00-278-9423, 00-278-9423, 5306002789423, 002789423
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1961 | 00-278-9423 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5306-00-278-9423
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 6829919 | 73342 | ALLISON TRANSMISSION, INC. |
| 6829919 | 24617 | GENERAL MOTORS CORP |
| 6829919 | 63005 | ROLLS-ROYCE CORPORATION |
| 6829919 | 17328 | UNITED PRECISION PRODUCTS CO., INC. |
Technical Data | NSN 5306-00-278-9423
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.750 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.826 INCHES MINIMUM |
| FASTENER LENGTH | 3.920 INCHES NOMINAL |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.400 INCHES MINIMUM AND 0.420 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 5 |
| FIRST DIAMETER FROM HEAD | 0.751 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| SECOND DIAMETER FROM HEAD | 0.690 INCHES NOMINAL |
| THIRD DIAMETER FROM HEAD | 0.751 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| FOURTH DIAMETER FROM HEAD | 0.690 INCHES NOMINAL |
| FIFTH DIAMETER FROM HEAD | 0.751 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.590 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.260 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.760 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 2.440 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIFTH DIAMETER | 2.940 INCHES NOMINAL |
| SPECIAL FEATURES | TWO SLOTS 0.062 IN. BY 0.145 IN. BY 1.010 IN. EQUALLY SPACED VERTICAL TO THD |
