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National Stock Number:
5306-01-520-7491
Federal Supply Class:
5306
National Item Identification Number:
015207491
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:
| BACB30NM-6K8 | 06725 | SPS TECHNOLOGIES, LLC | | BACB30NM-6K8 | 17446 | HUCK INTERNATIONAL, INC | | BACB30NM-6K8 | 1RC86 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACB30NM-6K8 | 56878 | SPS TECHNOLOGIES, LLC | | BACB30NM-6K8 | 60516 | WEST COAST AEROSPACE, INC. | | BACB30NM-6K8 | 73197 | HI-SHEAR CORPORATION | | BACB30NM-6K8 | K5673 | SPS TECHNOLOGIES LTD TJ BROOKS DIVISION | | BACB30NW6K8 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM | | GRIP DIAMETER | 0.1881 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM | | GRIP LENGTH | 0.112 INCHES NOMINAL | | HEAD DIAMETER | 0.270 INCHES MINIMUM | | HEAD HEIGHT | 0.048 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, SHEAR HEAD | | MATERIAL | TITANIUM OVERALL | | MINIMUM TENSILE STRENGTH | 95000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SPECIAL FEATURES | CETYL ALCOHOL LUBRICATION | | SURFACE TREATMENT | ALUMINUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.325 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 32 |
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