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National Stock Number:
5306-01-393-1866
Federal Supply Class:
5306
National Item Identification Number:
013931866
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:
| 11831-8-29 | 59563 | REID PRODUCTS INC. | | MB84-8-29 | 73197 | HI-SHEAR CORPORATION | | ST3M571-8-29 | 06710 | VALLEY-TODECO, INC. | | ST3M571-8-29 | 06725 | SPS TECHNOLOGIES, LLC | | ST3M571-8-29 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | MB84-8-29 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | ST3M571-8-29 | 0K6Z0 | SATURN FASTENERS INC | | ST3M571-8-29 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | ST3M571-8-29 | 17446 | HUCK INTERNATIONAL, INC | | ST3M571-8-29 | 27624 | SPS TECHNOLOGIES LLC | | ST3M571-8-29 | 56878 | SPS TECHNOLOGIES, LLC | | ST3M571-8-29 | 57928 | SONIC INDUSTRIES, INC. | | ST3M571-8-29 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | ST3M571-8-29 | 76301 | THE BOEING COMPANY | | ST3M571-8-29 | 80539 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.757 INCHES NOMINAL | | FASTENER LENGTH | 2.554 INCHES MINIMUM AND | | 2.584 INCHES MAXIMUM | | MATERIAL | STEEL COMP XM-13 OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | HEAD HEIGHT | 0.504 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.564 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.113 INCHES MINIMUM AND | | 0.133 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.547 INCHES MINIMUM AND | | 0.562 INCHES MAXIMUM | | GRIP LENGTH | 1.812 INCHES NOMINAL | | GRIP DIAMETER | 0.4990 INCHES MINIMUM AND | | 0.4995 INCHES MAXIMUM |
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