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National Stock Number:
5306-01-055-3776
Federal Supply Class:
5306
National Item Identification Number:
010553776
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.
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Manufacturer Information:
| BACB30MT16T49 | 06710 | VALLEY-TODECO, INC. | | BACB30MT16T49 | 06725 | SPS TECHNOLOGIES, LLC | | BACB30MT16T49 | 17943 | FEDERAL MANUFACTURING CORP | | BACB30MT16T49 | 27624 | SPS TECHNOLOGIES LLC | | BACB30MT16T49 | 56878 | SPS TECHNOLOGIES, LLC | | BACB30MT16T49 | 81205 | THE BOEING COMPANY | | BACB30MT16T49 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| EXTENDED WASHER THICKNESS | 0.212 INCHES MINIMUM AND 0.232 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM | | FASTENER LENGTH | 4.570 INCHES MINIMUM AND 4.600 INCHES MAXIMUM | | GRIP DIAMETER | 0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM | | GRIP LENGTH | 3.052 INCHES MINIMUM AND 3.072 INCHES MAXIMUM | | HEAD HEIGHT | 0.913 INCHES MINIMUM AND 0.933 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL | STEEL COMP H11 OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.000 INCHES | | SPECIFICATION/STANDARD DATA | 81205-BACB30MT PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | WIDTH BETWEEN FLATS | 1.052 INCHES MINIMUM AND 1.064 INCHES MAXIMUM | | SURFACE TREATMENT | NICKEL AND CADMIUM AND CHROMATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 1.498 INCHES MINIMUM AND 1.548 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 12 |
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