5306-00-697-0972, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-00-697-0972

Federal Supply Class:
5306

National Item Identification Number:
006970972

Description:
BOLT,INTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.

Manufacturer Information:

538026	17576	GOODRICH CORP DBA GOODRICH CORP
538026	6K4C8	GOODRICH CORPORATION

Techincal Specification:

DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	6.934 INCHES MINIMUM AND 6.944 INCHES MAXIMUM FIRST HOLE
CONCENTRIC HOLE DIAMETER	0.500 INCHES NOMINAL
COUNTERBORE DEPTH	1.810 INCHES NOMINAL
COUNTERBORE DIAMETER	0.625 INCHES NOMINAL
FASTENER LENGTH	7.562 INCHES NOMINAL
HEAD HEIGHT	0.375 INCHES NOMINAL
HEAD STYLE	HEXAGON
HOLE CONFIGURATION STYLE	HEXAGON LONGITUDINAL HOLE
HOLE DIAMETER	0.072 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP E4340 OVERALL
MINIMUM TENSILE STRENGTH	180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	1.250 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM FIRST HOLE
WIDTH BETWEEN FLATS	2.000 INCHES NOMINAL
STYLE DESIGNATOR	COUNTERBORE UNTHREADED
SURFACE TREATMENT	CADMIUM HEAD
SURFACE TREATMENT	CADMIUM THREADS
SURFACE TREATMENT	CHROMIUM GRIP
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.842 INCHES MINIMUM
THREAD SERIES DESIGNATOR	UNF
THREAD QUANTITY PER INCH	12

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