5306-01-093-2440, BOLT,SHOULDER

National Stock Number:
5306-01-093-2440

Federal Supply Class:
5306

National Item Identification Number:
010932440

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:

71657-5-0685	56878	SPS TECHNOLOGIES, LLC
71657-5-0685	80539	SPS TECHNOLOGIES, LLC
AIC4356-5-0685	06725	SPS TECHNOLOGIES, LLC
BM4356-5-0685	17446	HUCK INTERNATIONAL, INC
C4356-5-0685	57298	GENERAL PORTLAND INC TRINITY NORTH DIV
BM4356-5-0685	97928	HUCK INTL INC
PBF4356-5-0685	27624	SPS TECHNOLOGIES LLC
C4356-5-0685	81755	LOCKHEED MARTIN CORPORATION
VS2986-5-0685	92215	HOWMET GLOBAL FASTENING SYSTEMS INC

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.250 INCHES
THREAD QUANTITY PER INCH	28
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.276 INCHES MINIMUM AND
	0.296 INCHES MAXIMUM
FASTENER LENGTH	1.050 INCHES MINIMUM AND
	1.070 INCHES MAXIMUM
MATERIAL	STEEL COMP H11 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OR
	AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING	46.0 ROCKWELL C MINIMUM AND
	50.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH	220000 POUNDS PER SQUARE INCH
HEAD STYLE	HEXAGON
HEAD HEIGHT	0.140 INCHES MINIMUM AND
	0.172 INCHES MAXIMUM
WIDTH BETWEEN FLATS	0.430 INCHES MINIMUM AND
	0.440 INCHES MAXIMUM
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER DIAMETER	0.3110 INCHES MINIMUM AND
	0.3120 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH	0.675 INCHES MINIMUM AND
	0.695 INCHES MAXIMUM FIRST SHOULDER
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	0.890 INCHES MINIMUM AND
	0.910 INCHES MAXIMUM FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	0.076 INCHES MINIMUM AND
	0.086 INCHES MAXIMUM FIRST HOLE

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