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National Stock Number:
5306-01-092-4215
Federal Supply Class:
5306
National Item Identification Number:
010924215
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:
| MS14163-07028 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.723 INCHES MINIMUM AND | | 0.823 INCHES MAXIMUM | | FASTENER LENGTH | 2.820 INCHES MINIMUM AND | | 2.850 INCHES MAXIMUM | | MATERIAL | STEEL COMP H11 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | PAINT TOP OF HEAD | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-8837 TYII CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | TT-E-489 NUMBER 15102 FED SPEC SINGLE TREATMENT RESPONSE TOP OF HEAD | | HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND | | 50.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | HEAD HEIGHT | 0.393 INCHES MINIMUM AND | | 0.403 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.485 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.740 INCHES MINIMUM AND | | 0.750 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.082 INCHES MINIMUM AND | | 0.092 INCHES MAXIMUM | | GRIP LENGTH | 1.750 INCHES MINIMUM AND | | 1.760 INCHES MAXIMUM | | GRIP DIAMETER | 0.4360 INCHES MINIMUM AND | | 0.4370 INCHES MAXIMUM | | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD | | 32.0 MICROINCHES GRIP | | SPECIAL FEATURES | COLOR BLUE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 96906 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS14163-07028 |
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