5306-01-264-5878, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-01-264-5878

Federal Supply Class:
5306

National Item Identification Number:
012645878

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:

704AS3511

30003

NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER

Techincal Specification:

FASTENER LENGTH	1.100 INCHES NOMINAL
HEAD HEIGHT	0.250 INCHES NOMINAL
HEAD STYLE	HEXAGON
INTERNAL THREAD CLASS	2B CONCENTRIC HOLE
INTERNAL THREAD DIRECTION	RIGHT-HAND CONCENTRIC HOLE
INTERNAL THREAD LENGTH	0.210 INCHES MINIMUM CONCENTRIC HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
NOMINAL THREAD SIZE	0.138 INCHES CONCENTRIC HOLE
SHOULDER DIAMETER	0.3739 INCHES MINIMUM AND 0.3744 INCHES MAXIMUM
SHOULDER LENGTH	0.800 INCHES NOMINAL
WIDTH BETWEEN FLATS	0.307 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
STYLE DESIGNATOR	CONCENTRIC HOLE THREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.219 INCHES MINIMUM AND 0.300 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF
THREAD SERIES	UNC CONCENTRIC HOLE
THREADS PER INCH	32 CONCENTRIC HOLE

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