5306-01-159-5724, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-01-159-5724

Federal Supply Class:
5306

National Item Identification Number:
011595724

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:

801520-3	29780	MAG AEROSPACE INDUSTRIES, LLC
801520-3	92824	MAG AEROSPACE INDUSTRIES INC. DBA MONOGRAMSYSTEMS DBA MONOGRAM SYSTEMS

Techincal Specification:

CONCENTRIC HOLE DIAMETER	0.437 INCHES NOMINAL
FASTENER LENGTH	1.750 INCHES MINIMUM AND 1.797 INCHES MAXIMUM
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.328 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL	STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8640 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.625 INCHES
WIDTH BETWEEN FLATS	0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM
STYLE DESIGNATOR	CONCENTRIC HOLE UNTHREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.484 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
THREAD QUANTITY PER INCH	18
THREAD SERIES DESIGNATOR	UNF

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