5306-00-068-1781, BOLT,SHOULDER

National Stock Number:
5306-00-068-1781

Federal Supply Class:
5306

National Item Identification Number:
000681781

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:

567692	77445	RTX CORPORATION
567692	92215	HOWMET GLOBAL FASTENING SYSTEMS INC

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.312 INCHES
THREAD QUANTITY PER INCH	24
NONSTANDARD THREAD PITCH DIAMETER	0.2797 TO 0.2824 INCHES
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.438 INCHES NOMINAL
FASTENER LENGTH	1.227 INCHES MINIMUM AND
	1.247 INCHES MAXIMUM
MATERIAL	STEEL COMP 601 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS7454 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	30.0 ROCKWELL C MINIMUM AND
	38.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	120000 POUNDS PER SQUARE INCH
HEAD STYLE	HEXAGON
HEAD HEIGHT	0.271 INCHES MINIMUM AND
	0.291 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.616 INCHES MINIMUM AND
	0.627 INCHES MAXIMUM
HOLE CONFIGURATION STYLE	HEXAGON LONGITUDINAL HOLE
HOLE TYPE	DRILLED
HOLE QUANTITY	6
HOLE DIAMETER	0.070 INCHES NOMINAL
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER DIAMETER	0.736 INCHES MINIMUM FIRST SHOULDER
SHOULDER LENGTH	0.736 INCHES MINIMUM AND
	0.738 INCHES MAXIMUM FIRST SHOULDER
THE MANUFACTURERS DATA
MANUFACTURERS CODE	77445
DESIGN CONTROL REFERENCE	567692

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