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National Stock Number:
5306-01-336-6319
Federal Supply Class:
5306
National Item Identification Number:
013366319
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:
| 120978-8-D24N | 80539 | SPS TECHNOLOGIES, LLC | | 5306-002-8DN24 | S7549 | AIDC/AEROSPACE INDUSTRIAL DEVELOPMENT CORP. | | AIC596-8DN24 | 06725 | SPS TECHNOLOGIES, LLC | | H411-8DN24 | 17446 | HUCK INTERNATIONAL, INC | | PBF7521-8DN24 | 27624 | SPS TECHNOLOGIES LLC | | H411-8DN24 | 97928 | HUCK INTL INC | | VCG0030-8DN24 | 06710 | VALLEY-TODECO, INC. | | VS3133-8DN24 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| FASTENER LENGTH | 2.013 INCHES MINIMUM AND 2.043 INCHES MAXIMUM | | GRIP DIAMETER | 0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM | | GRIP LENGTH | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM | | HEAD HEIGHT | 0.281 INCHES NOMINAL | | HEAD MINOR DIAMETER | 0.901 INCHES NOMINAL | | HEAD STYLE | SPLINE DRIVE SHEAR HEAD | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS-6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP H11 OVERALL | | NOMINAL THREAD DIAMETER | 0.5000 INCHES | | SPECIAL FEATURES | DRY FILM LUBE ON BEARING SURFACE OF HEAD:HOLE DRILLED IN SHANK,0.106 IN. DIA X 0.498/0.499 IN. NOM DEEP | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS672 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.528 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 20 |
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