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National Stock Number:
5306-01-298-1297
Federal Supply Class:
5306
National Item Identification Number:
012981297
Description:
BOLT,CLOSE TOLERANCE
Detail:
An externally threaded fastener whose unthreaded portion is of a specified 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. 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. A locking feature may be incorporated in the design of the head or threads. For items having close tolerance, and fabricated from material having 160,000 pounds per square inch (1100 megapascals) minimum tensile strength, see BOLT, SHEAR. For items fabricated from material having less than 160,000 pounds per square inch (1100 megapascals) minimum tensile strength and not having a close tolerance, see BOLT, MACHINE.
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Manufacturer Information:
| L6310155-009 | 06710 | VALLEY-TODECO, INC. | | L6310155-009 | 06725 | SPS TECHNOLOGIES, LLC | | L6310155-009 | 17446 | HUCK INTERNATIONAL, INC | | L6310155-009 | 27624 | SPS TECHNOLOGIES LLC | | L6310155-009 | 43999 | THE BOEING COMPANY | | L6310155-009 | 56878 | SPS TECHNOLOGIES, LLC | | L6310155-009 | 57928 | SONIC INDUSTRIES, INC. | | L6310155-009 | 73197 | HI-SHEAR CORPORATION | | L6310155-009 | 80539 | SPS TECHNOLOGIES, LLC | | L6310155-009 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | L6310155-009 | 97928 | HUCK INTL INC | | L6310155-009 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.359 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 1.648 INCHES MINIMUM AND 1.678 INCHES MAXIMUM | | GRIP DIAMETER | 0.5610 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM | | GRIP LENGTH | 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM | | HEAD HEIGHT | 0.328 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP XM-13 OVERALL | | NOMINAL THREAD DIAMETER | 0.562 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES NOMINAL FIRST HOLE | | WIDTH BETWEEN FLATS | 0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.700 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 16 |
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