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National Stock Number:
5306-01-451-9733
Federal Supply Class:
5306
National Item Identification Number:
014519733
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:
| BACB308S8K40Y | 5M902 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | BACB30US8K40Y | 06710 | VALLEY-TODECO, INC. | | BACB30US8K40Y | 06725 | SPS TECHNOLOGIES, LLC | | BACB30US8K40Y | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACB30US8K40Y | 17446 | HUCK INTERNATIONAL, INC | | BACB30US8K40Y | 17943 | FEDERAL MANUFACTURING CORP | | BACB30US8K40Y | 27624 | SPS TECHNOLOGIES LLC | | BACB30US8K40Y | 56878 | SPS TECHNOLOGIES, LLC | | BACB30US8K40Y | 57928 | SONIC INDUSTRIES, INC. | | BACB30US8K40Y | 5M902 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | BACB30US8K40Y | 81205 | THE BOEING COMPANY | | BACK30US8K40Y | 1RC86 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.818 INCHES MINIMUM AND 0.828 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.113 INCHES MINIMUM AND 0.133 INCHES MAXIMUM | | FASTENER LENGTH | 1.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM | | GRIP DIAMETER | 0.5297 INCHES MINIMUM AND 0.5307 INCHES MAXIMUM | | GRIP LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM | | HEAD HEIGHT | 0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | MATERIAL | NICKEL ALLOY 718 OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | WIDTH BETWEEN FLATS | 0.547 INCHES MINIMUM AND 0.562 INCHES MAXIMUM | | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD | | SURFACE FINISH | 32.0 MICROINCHES GRIP | | SURFACE FINISH | 32.0 MICROINCHES THREADS | | SURFACE TREATMENT | ALUMINUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.813 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNJF |
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