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National Stock Number:
5306-01-628-6963
Federal Supply Class:
5306
National Item Identification Number:
016286963
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:
| 3D0028-12-38 | 88277 | THE BOEING COMPANY | | 84268-12-38 | 56878 | SPS TECHNOLOGIES, LLC | | 872-12-38 | 06725 | SPS TECHNOLOGIES, LLC | | VS3447-12-38 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | PBF1593-12-38 | 27624 | SPS TECHNOLOGIES LLC |
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Techincal Specification:
| FASTENER LENGTH | 3.524 INCHES NOMINAL | | GRIP DIAMETER | 0.7480 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM | | GRIP LENGTH | 2.375 INCHES NOMINAL | | HEAD HEIGHT | 0.600 INCHES NOMINAL | | HEAD MINOR DIAMETER | 0.797 INCHES MINIMUM AND 0.812 INCHES MAXIMUM | | HEAD STYLE | SPLINE EXTENDED WASHER | | MATERIAL | NICKEL ALLOY 718 OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,TENSION,SPLINE DRIVE | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.7500 INCHES | | SPECIAL FEATURES | CENTER DRILLING OF SHANK OPTIONALON -12 AND -14 | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.149 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNJF | | EXTENDED WASHER THICKNESS | 0.098 INCHES MINIMUM AND 0.118 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 1.384 INCHES MINIMUM AND 1.394 INCHES MAXIMUM |
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