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National Stock Number:
5306-01-191-2453
Federal Supply Class:
5306
National Item Identification Number:
011912453
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:
| L3300205-003 | 09036 | SONFARREL INC. | | L3300205-003 | 43999 | THE BOEING COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.079 INCHES MINIMUM AND | | 1.109 INCHES MAXIMUM | | FASTENER LENGTH | 2.659 INCHES MINIMUM AND | | 2.689 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | HP9-4-30 FSCM 43999 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | LA0109-019 FSCM 43999 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED | | HEAD DIAMETER | 1.380 INCHES NOMINAL | | HEAD HEIGHT | 0.400 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 1.053 INCHES MINIMUM AND | | 1.066 INCHES MAXIMUM | | GRIP LENGTH | 1.580 INCHES NOMINAL | | GRIP DIAMETER | 0.7445 INCHES MINIMUM AND | | 0.74895 INCHES MAXIMUM | | SURFACE FINISH | 16.0 MICROINCHES GRIP | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.375 INCHES NOMINAL FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.144 INCHES NOMINAL FIRST HOLE |
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