5306-00-863-1208, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-00-863-1208

Federal Supply Class:
5306

National Item Identification Number:
008631208

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:

114D3053-6	77272	THE BOEING COMPANY
114D3053-6	81205	THE BOEING COMPANY

Techincal Specification:

CONCENTRIC HOLE DIAMETER	0.124 INCHES MINIMUM AND 0.127 INCHES MAXIMUM
CONCENTRIC HOLE DEPTH	0.710 INCHES MAXIMUM
FASTENER LENGTH	1.380 INCHES MINIMUM AND 1.400 INCHES MAXIMUM
HEAD HEIGHT	0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 416 OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES
SHOULDER DIAMETER	0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
SHOULDER LENGTH	0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
STYLE DESIGNATOR	CONCENTRIC HOLE UNTHREADED
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.750 INCHES MINIMUM AND 0.790 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF
WIDTH BETWEEN FLATS	0.500 INCHES NOMINAL

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