5306-01-174-5027, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-01-174-5027

Federal Supply Class:
5306

National Item Identification Number:
011745027

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:

75A430678-2001	76301	THE BOEING COMPANY
75A430678-2001	K0654	SAFRAN LANDING SYSTEMS UK LTD

Techincal Specification:

CONCENTRIC HOLE DEPTH	1.750 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER	0.404 INCHES MINIMUM AND 0.411 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO FLAT	0.490 INCHES MINIMUM AND 0.497 INCHES MAXIMUM
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	2.240 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH	2.420 INCHES NOMINAL
HEAD HEIGHT	0.100 INCHES NOMINAL
HEAD DIAMETER	1.250 INCHES NOMINAL
HEAD STYLE	DEE CHAMFER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6411 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
MINIMUM TENSILE STRENGTH	220000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.375 INCHES
SHANK UNTHREADED HOLE DIAMETER	0.109 INCHES MINIMUM AND 0.119 INCHES MAXIMUM FIRST HOLE
SHOULDER DIAMETER	0.7487 INCHES MINIMUM AND 0.7492 INCHES MAXIMUM
SHOULDER LENGTH	1.920 INCHES NOMINAL
STYLE DESIGNATOR	CONCENTRIC HOLE UNTHREADED
SURFACE TREATMENT	CHROMIUM GRIP
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	0.387 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNJF
THREAD QUANTITY PER INCH	24

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