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National Stock Number:
5306-01-036-7746
Federal Supply Class:
5306
National Item Identification Number:
010367746
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:
| 7531261-01 | 98747 | OGDEN AIR LOGISTICS CENTER |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.425 INCHES NOMINAL | | FASTENER LENGTH | 0.930 INCHES NOMINAL | | MATERIAL | STEEL COMP 4130 OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 870,CL 2,TY 2 MIL STD SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | HEAD DIAMETER | 0.813 INCHES NOMINAL | | HEAD HEIGHT | 0.145 INCHES MINIMUM AND | | 0.150 INCHES MAXIMUM | | CHAMFER ANGLE | 45.0 DEGREES NOMINAL | | GRIP LENGTH | 0.505 INCHES NOMINAL | | GRIP DIAMETER | 0.3740 INCHES MINIMUM AND | | 0.3745 INCHES MAXIMUM | | SPECIAL FEATURES | HEAD SLOTTED ONE ON EACH SIDE,INDENTED 0.130 IN. AND 0.120 IN.WIDE,SLOTS ARE PROVIDED TO ACCOMADATE AN EXTERNAL DRIVER | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 98747 | | DESIGN CONTROL REFERENCE | 7531261-01 |
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