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National Stock Number:
5306-01-526-4011
Federal Supply Class:
5306
National Item Identification Number:
015264011
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:
| 122896-6H15 | 0PTK6 | SPS TECHNOLOGIES INC | | 122896-6H15 | 56878 | SPS TECHNOLOGIES, LLC | | 122896-6H15 | 80539 | SPS TECHNOLOGIES, LLC | | AIC688-6H15 | 06725 | SPS TECHNOLOGIES, LLC | | GS1031-6H15 | 1EM77 | B & B SPECIALTIES INC | | HP7747-6H15 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | MB155-6H15 | 73197 | HI-SHEAR CORPORATION | | PBF1266-6H15 | 27624 | SPS TECHNOLOGIES LLC | | S397-6H15 | 17446 | HUCK INTERNATIONAL, INC | | SLB254-6H15 | 16258 | SPACE-LOK, INC. | | ST3M747-6H15 | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | ST3M747-6H15 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | ST3M747-6H15 | 76301 | THE BOEING COMPANY | | VCG0002-6H15 | 06710 | VALLEY-TODECO, INC. |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.334 INCHES NOMINAL FIRST HOLE | | CRITICALITY CODE JUSTIFICATION | AGAV | | FASTENER LENGTH | 1.438 INCHES MINIMUM AND 1.485 INCHES MAXIMUM | | GRIP DIAMETER | 0.374 INCHES NOMINAL | | GRIP LENGTH | 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM | | HEAD HEIGHT | 0.210 INCHES NOMINAL | | HEAD MINOR DIAMETER | 0.582 INCHES NOMINAL | | HEAD STYLE | SPLINE DRIVE SHEAR HEAD | | MATERIAL | STEEL COMP XM-13 OVERALL | | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM FIRST HOLE | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.516 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF |
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