5306-01-477-6215, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-01-477-6215

Federal Supply Class:
5306

National Item Identification Number:
014776215

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:

8100-1256-0262	70876	BATH IRON WORKS CORPORATION
8100-1256-0262 PC 87	70876	BATH IRON WORKS CORPORATION

Techincal Specification:

CONCENTRIC HOLE DEPTH	2.750 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER	0.125 INCHES NOMINAL
FASTENER LENGTH	4.563 INCHES NOMINAL
HEAD HEIGHT	0.562 INCHES NOMINAL
HEAD STYLE	HEXAGON
HOLE DIAMETER	0.125 INCHES NOMINAL
HOLE QUANTITY	1
HOLE TYPE	DRILLED
PART NAME ASSIGNED BY CONTROLLING AGENCY	HINGE PIN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM-A-276, CL 316, COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER	0.750 INCHES
SPECIAL FEATURES	HEXAGON HEAD, 1 5/16 WIDTH ACROSS FLATS;DRILL HEAD 1/8 DIAMETER 2 3/4 DEP;1/8 DIAMETER THRU HOLE IN CIRCULAR GROOVE 1 31/92 FROM BOTTOM OF HEAD;UNDERCUT SHOULDER IS 3 11/16 FROM BOTTOM OF HEAD PRIOR TO EXTERNALLY THREADED END;DIAMETER OF PIN IS 0.871 MINIMAL AND 0.872 MAX
STYLE DESIGNATOR	CONCENTRIC HOLE UNTHREADED
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.875 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	10
WIDTH BETWEEN FLATS	1.312 INCHES NOMINAL

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