5306-00-788-6786, BOLT,SHOULDER

National Stock Number:
5306-00-788-6786

Federal Supply Class:
5306

National Item Identification Number:
007886786

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:

32-21151-1

76301

THE BOEING COMPANY

Techincal Specification:

THREAD SERIES DESIGNATOR	UNF
NOMINAL THREAD DIAMETER	0.625 INCHES
THREAD QUANTITY PER INCH	18
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.691 INCHES MINIMUM AND
	0.706 INCHES MAXIMUM
FASTENER LENGTH	4.000 INCHES NOMINAL
MATERIAL	STEEL COMP E4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OR
	CHROMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 1 CL 3 FED SPEC 1ST TREATMENT RESPONSE OR
	QQ-C-320 FED SPEC 2ND TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH	180000 POUNDS PER SQUARE INCH
HEAD STYLE	HEXAGON EXTENDED WASHER
HEAD HEIGHT	0.700 INCHES NOMINAL
WIDTH BETWEEN FLATS	0.928 INCHES MINIMUM AND
	0.940 INCHES MAXIMUM
EXTENDED WASHER DIAMETER	1.800 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.320 INCHES NOMINAL
SHOULDER SHAPE	ROUND FIRST SHOULDER
SHOULDER DIAMETER	1.2483 INCHES MINIMUM AND
	1.2490 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH	3.145 INCHES NOMINAL FIRST SHOULDER
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER	3.820 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER	0.141 INCHES NOMINAL FIRST HOLE
THE MANUFACTURERS DATA
MANUFACTURERS CODE	76301
DESIGN CONTROL REFERENCE	32-21151-1

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