5306-01-130-7296, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-01-130-7296

Federal Supply Class:
5306

National Item Identification Number:
011307296

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:

10115809	A486G	NIMIKKEISTOKESKUS NCB FINLAND
74A425029-2001	76301	THE BOEING COMPANY
74A425029-2003	76823	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

CONCENTRIC HOLE DEPTH	3.325 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER	0.562 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	4.175 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH	4.400 INCHES NOMINAL
HEAD DIAMETER	1.250 INCHES NOMINAL
HEAD HEIGHT	0.125 INCHES NOMINAL
HEAD STYLE	ROUND W/WRENCH FLATS CHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6414 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4340 OVERALL
MINIMUM TENSILE STRENGTH	180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.500 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM FIRST HOLE
SHOULDER LENGTH	3.535 INCHES NOMINAL
SHOULDER DIAMETER	0.749 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH	20
WIDTH BETWEEN FLATS	1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM

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