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National Stock Number:
5306-01-017-2569
Federal Supply Class:
5306
National Item Identification Number:
010172569
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:
| MS21250-16042 | 06725 | SPS TECHNOLOGIES, LLC | | MS21250-16042 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | MS21250-16042 | 17446 | HUCK INTERNATIONAL, INC | | MS21250-16042 | 27624 | SPS TECHNOLOGIES LLC | | MS21250-16042 | 56878 | SPS TECHNOLOGIES, LLC | | MS21250-16042 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | MS21250-16042 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | MS21250-16042 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MS21250-16042 | 97928 | HUCK INTL INC | | VFK10G-16042 | 06710 | VALLEY-TODECO, INC. |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.222 INCHES NOMINAL | | FASTENER LENGTH | 4.124 INCHES NOMINAL | | GRIP DIAMETER | 0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM | | GRIP LENGTH | 2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.923 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 6150 OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 1.000 INCHES | | WIDTH BETWEEN FLATS | 1.062 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.479 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 12 |
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