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National Stock Number:
5306-01-520-7488
Federal Supply Class:
5306
National Item Identification Number:
015207488
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:
| BACB30NW8K7 | 06725 | SPS TECHNOLOGIES, LLC | | BACB30NW8K7 | 17446 | HUCK INTERNATIONAL, INC | | BACB30NW8K7 | 1RC86 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACB30NW8K7 | 56878 | SPS TECHNOLOGIES, LLC | | BACB30NW8K7 | 60516 | WEST COAST AEROSPACE, INC. | | BACB30NW8K7 | 73197 | HI-SHEAR CORPORATION | | BACB30NW8K7 | 81205 | THE BOEING COMPANY | | BACB30NW8K7 | F0188 | BLANC AERO INDUSTRIES - GROUPE LISIAEROSPACE | | BACB30NW8K7 | K5673 | SPS TECHNOLOGIES LTD TJ BROOKS DIVISION | | BACB30NW8K7 | U6300 | BLANC AERO INDUSTRIES UK LTD |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.395 INCHES NOMINAL | | FASTENER LENGTH | 0.427 INCHES MINIMUM AND | | 0.447 INCHES MAXIMUM | | MATERIAL | TITANIUM OVERALL | | SURFACE TREATMENT | ALUMINUM OVERALL | | MINIMUM TENSILE STRENGTH | 95000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | HEAD DIAMETER | 0.363 INCHES MINIMUM | | HEAD HEIGHT | 0.061 INCHES MAXIMUM | | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | GRIP LENGTH | 0.042 INCHES NOMINAL | | GRIP DIAMETER | 0.2481 INCHES MINIMUM AND | | 0.2495 INCHES MAXIMUM | | SPECIAL FEATURES | CETYL ALCOHOL LUBRICATION | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, SHEAR HEAD |
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