5306-01-055-3776 BOLT,SHEAR Index 5306-01-055-3778 BOLT,SHEAR

National Stock Number:
5306-01-055-3777

Federal Supply Class:
5306

National Item Identification Number:
010553777

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:
BACB30NJ8-3081205THE BOEING COMPANY
BACB30UU8K3006710VALLEY-TODECO, INC.
BACB30UU8K3006725SPS TECHNOLOGIES, LLC
BACB30UU8K3016258SPACE-LOK, INC.
BACB30UU8K3017446HUCK INTERNATIONAL, INC
BACB30UU8K3017943FEDERAL MANUFACTURING CORP
BACB30UU8K3027624SPS TECHNOLOGIES LLC
BACB30UU8K3057928SONIC INDUSTRIES, INC.
BACB30UU8K3080539SPS TECHNOLOGIES, LLC
BACB30UU8K3081205THE BOEING COMPANY


Techincal Specification:
FASTENER LENGTH2.401 INCHES MINIMUM AND 2.431 INCHES MAXIMUM
GRIP DIAMETER0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM
GRIP LENGTH1.865 INCHES MINIMUM AND 1.885 INCHES MAXIMUM
HEAD HEIGHT0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON
MATERIALSTEEL COMP H11 OVERALL
MINIMUM YIELD STRENGTH215000 POUNDS PER SQUARE INCH
MINIMUM TENSILE STRENGTH260000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.500 INCHES
WIDTH BETWEEN FLATS0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM
SURFACE TREATMENTNICKEL AND CADMIUM AND CHROMATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.516 INCHES MINIMUM AND 0.566 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNJF
THREAD QUANTITY PER INCH20


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