5306-01-266-8549, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-01-266-8549

Federal Supply Class:
5306

National Item Identification Number:
012668549

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:

917AS8002

30003

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

Techincal Specification:

FASTENER LENGTH	0.490 INCHES MINIMUM AND 0.570 INCHES MAXIMUM
HEAD HEIGHT	0.225 INCHES NOMINAL
HEAD STYLE	HEXAGON
INTERNAL THREAD CLASS	2B CONCENTRIC HOLE
INTERNAL THREAD DIRECTION	RIGHT-HAND CONCENTRIC HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 304 OVERALL
NOMINAL THREAD DIAMETER	0.112 INCHES
NOMINAL THREAD SIZE	0.112 INCHES CONCENTRIC HOLE
SHOULDER DIAMETER	0.110 INCHES MINIMUM AND 0.115 INCHES MAXIMUM
SHOULDER LENGTH	0.260 INCHES MINIMUM AND 0.300 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.187 INCHES NOMINAL
STYLE DESIGNATOR	CONCENTRIC HOLE THREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 TY 1,TY 2,TY 3,OR TY 6 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.275 INCHES NOMINAL
THREAD QUANTITY PER INCH	40
THREAD SERIES DESIGNATOR	UNC
THREAD SERIES	UNC CONCENTRIC HOLE
THREADS PER INCH	40 CONCENTRIC HOLE

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