5305-01-303-9647 THUMBSCREW Index 5305-01-303-9649 SCREW,CAP,SOCKET HEAD

National Stock Number:
5306-01-303-9648

Federal Supply Class:
5306

National Item Identification Number:
013039648

Description:
BOLT,SHEAR

Detail:
A high strength, 160,000 pounds per square inch (1100 megapascals) minimum tensile strength externally threaded fastener designed for use in applications involving great shear stress. The head is designed to accommodate an external wrench or driver. The head is not designed to be held or driven with an inserted driver, nor is it designed for rotation by the thumb and fingers. The unthreaded portion is of specific grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001) of an inch (0.025 mm) or less of a specific diameter for items one inch (25 mm) or less in diameter. Items over one inch (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015) of an inch (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001) of an inch (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the Screw Thread Standards, FED STD H28 and/or other nationally recognized standards. A locking feature may be incorporated in the design of the head or threads. See BOLT, MACHINE and BOLT, CLEVIS.


Manufacturer Information:
NA0059-10000680205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
THREAD SERIES DESIGNATORMJ
NOMINAL THREAD DIAMETER10.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS1.25
EXTERNAL THREAD TOLERANCE CLASS4H6H
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH20.0 MILLIMETERS MINIMUM AND
21.0 MILLIMETERS MAXIMUM
FASTENER LENGTH26.2 MILLIMETERS MINIMUM AND
26.8 MILLIMETERS MAXIMUM
MATERIALIRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR
AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND
43.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH1250 MEGAPASCALS
HEAD STYLESPLINE EXTENDED WASHER
HEAD HEIGHT10.2 MILLIMETERS MINIMUM AND
10.7 MILLIMETERS MAXIMUM
EXTENDED WASHER DIAMETER18.4 MILLIMETERS MAXIMUM
EXTENDED WASHER THICKNESS2.5 MILLIMETERS MINIMUM AND
2.8 MILLIMETERS MAXIMUM
HEAD MINOR DIAMETER10.1 MILLIMETERS MINIMUM
GRIP LENGTH5.8 MILLIMETERS MINIMUM AND
6.2 MILLIMETERS MAXIMUM
GRIP DIAMETER9.972 MILLIMETERS MINIMUM AND
9.987 MILLIMETERS MAXIMUM
SURFACE FINISH0.8 MICROMETERS BEARING SURFACE OF HEAD
0.8 MICROMETERS GRIP
0.8 MICROMETERS THREADS
SPECIFICATION/STANDARD DATA80205-NA0059 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD


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