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National Stock Number:
5306-01-499-4460
Federal Supply Class:
5306
National Item Identification Number:
014994460
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:
| BACB30MR5K4 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| COLOR | BLACK OVERALL | | EXTENDED WASHER DIAMETER | 0.580 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.190 INCHES NOMINAL | | FASTENER LENGTH | 0.719 INCHES NOMINAL | | GRIP LENGTH | 0.250 INCHES NOMINAL | | GRIP DIAMETER | 0.312 INCHES NOMINAL | | HEAD HEIGHT | 0.290 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | HOLE DIAMETER | 0.215 INCHES NOMINAL | | HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE | | HOLE QUANTITY | 1 | | HOLE TYPE | DRILLED | | NOMINAL THREAD DIAMETER | 0.3125 INCHES | | MATERIAL | TITANIUM ALLOY OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | SINGLE SHEAR STRENGTH | 95000 POUNDS PER SQUARE INCH | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF | | WIDTH BETWEEN FLATS | 0.418 INCHES MINIMUM AND 0.434 INCHES MAXIMUM | | SURFACE TREATMENT | ALUMINUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.469 INCHES NOMINAL |
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