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National Stock Number:
5306-01-596-6872
Federal Supply Class:
5306
National Item Identification Number:
015966872
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:
| BACB30NM5K23 | 06710 | VALLEY-TODECO, INC. | | BACB30NM5K23 | 06725 | SPS TECHNOLOGIES, LLC | | BACB30NM5K23 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACB30NM5K23 | 0PTK6 | SPS TECHNOLOGIES INC | | BACB30NM5K23 | 17446 | HUCK INTERNATIONAL, INC | | BACB30NM5K23 | 1RC86 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACB30NM5K23 | 27624 | SPS TECHNOLOGIES LLC | | BACB30NM5K23 | 56878 | SPS TECHNOLOGIES, LLC | | BACB30NM5K23 | 73197 | HI-SHEAR CORPORATION | | BACB30NM5K23 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.469 INCHES NOMINAL | | FASTENER LENGTH | 0.954 INCHES MINIMUM AND | | 0.984 INCHES MAXIMUM | | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ALUMINUM OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD STYLE | DISHED HEXAGON | | HEAD HEIGHT | 0.156 INCHES MINIMUM AND | | 0.171 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND | | 0.502 INCHES MAXIMUM | | GRIP LENGTH | 1.428 INCHES MINIMUM AND | | 1.448 INCHES MAXIMUM | | GRIP DIAMETER | 0.311 INCHES MINIMUM AND | | 0.312 INCHES MAXIMUM |
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