Part Details | EXTERNALLY RELIEVED BODY BOLT
5306-00-127-2979 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: 5150094, 5150094, 5306-00-127-2979, 00-127-2979, 5306001272979, 001272979
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | JAN 04, 1973 | 00-127-2979 | 06675 ( BOLT, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON

Cross Reference | NSN 5306-00-127-2979
Part Number | Cage Code | Manufacturer |
---|---|---|
5150094 | 80072 | H20 TANK INCU S MOTORS DIV |
5150094 | 72582 | MTU AMERICA INC. |
Technical Data | NSN 5306-00-127-2979
Characteristic | Specifications |
---|---|
THREAD CLASS | 3A |
THREAD LENGTH | 0.812 INCHES NOMINAL |
FASTENER LENGTH | 3.375 INCHES NOMINAL |
HEAD STYLE | 3 UNDERCUT HEXAGON |
HEAD DIAMETER | 0.750 INCHES NOMINAL |
HEAD HEIGHT | 0.250 INCHES NOMINAL |
WIDTH BETWEEN FLATS | 0.287 INCHES NOMINAL |
FIRST DIAMETER FROM HEAD | 0.400 INCHES NOMINAL |
SECOND DIAMETER FROM HEAD | 0.450 INCHES NOMINAL |
THIRD DIAMETER FROM HEAD | 0.400 INCHES NOMINAL |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.188 INCHES NOMINAL |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.438 INCHES NOMINAL |
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 2.562 INCHES NOMINAL |
SPECIAL FEATURES | W/0.0995 IN. DIA HOLE THRU THD PORTION 0.156 IN. FROM THD END |