5306-00-774-7346, BOLT,SHOULDER

National Stock Number:
5306-00-774-7346

Federal Supply Class:
5306

National Item Identification Number:
007747346

Description:
BOLT,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.

Manufacturer Information:

53D030015-5

76301

THE BOEING COMPANY

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	1.250 INCHES
THREAD QUANTITY PER INCH	12
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.388 INCHES MINIMUM
FASTENER LENGTH	4.765 INCHES NOMINAL
MATERIAL	STEEL COMP 630 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PASSIVATE OVERALL
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND
	42.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	176000 POUNDS PER SQUARE INCH
HEAD STYLE	HEXAGON
HEAD HEIGHT	0.281 INCHES NOMINAL
WIDTH BETWEEN FLATS	2.250 INCHES NOMINAL
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER DIAMETER	1.499 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH	3.140 INCHES NOMINAL FIRST SHOULDER
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.156 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	4.202 INCHES NOMINAL FIRST HOLE
FEATURES PROVIDED	CASEHARDENED
THE MANUFACTURERS DATA
MANUFACTURERS CODE	76301
DESIGN CONTROL REFERENCE	53D030015-5

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