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National Stock Number:
5306-01-514-3590
Federal Supply Class:
5306
National Item Identification Number:
015143590
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:
| 122896-5D10 | 56878 | SPS TECHNOLOGIES, LLC | | AIC688-5D10 | 06725 | SPS TECHNOLOGIES, LLC | | HP7747-5D10 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | GS1031-5D10 | 1EM77 | B & B SPECIALTIES INC | | MB155-5D10 | 73197 | HI-SHEAR CORPORATION | | MB155-5D10 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | VCG0002-5D10 | 06710 | VALLEY-TODECO, INC. | | S397-5D10 | 17446 | HUCK INTERNATIONAL, INC | | PBF1266-5D10 | 27624 | SPS TECHNOLOGIES LLC | | ST3M747-5D10 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | ST3M747-5D10 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.968 INCHES NOMINAL AND 0.978 INCHES MAXIMUM FIRST HOLE | | FASTENER LENGTH | 1.092 INCHES NOMINAL | | GRIP LENGTH | 0.625 INCHES MINIMUM | | GRIP DIAMETER | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM | | HEAD HEIGHT | 0.187 INCHES NOMINAL | | HEAD MINOR DIAMETER | 0.517 INCHES NOMINAL | | HEAD STYLE | SPLINE DRIVE SHEAR HEAD | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP XM-13 OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMSQQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.457 INCHES MINIMUM AND 0.477 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 24 |
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