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National Stock Number:
5306-01-462-2890
Federal Supply Class:
5306
National Item Identification Number:
014622890
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:
| 11823-7D32 | 59563 | REID PRODUCTS INC. | | 122895-7D32 | 80539 | SPS TECHNOLOGIES, LLC | | AIC687-7D32 | 06725 | SPS TECHNOLOGIES, LLC | | GS1015-7D32 | 1EM77 | B & B SPECIALTIES INC | | PBF1265-7D32 | 27624 | SPS TECHNOLOGIES LLC | | MB154-7D32 | 73197 | HI-SHEAR CORPORATION | | VCG0001-7D32 | 06710 | VALLEY-TODECO, INC. | | ST3M744-7D32 | 59563 | REID PRODUCTS INC. | | ST3M744-7D32 | 76301 | THE BOEING COMPANY | | VS3174-7D32 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | S406-7D32 | 97928 | HUCK INTL INC |
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Techincal Specification:
| FASTENER LENGTH | 2.443 INCHES MINIMUM AND 2.463 INCHES MAXIMUM | | GRIP DIAMETER | 0.671 INCHES MINIMUM AND 0.703 INCHES MAXIMUM | | GRIP LENGTH | 2.000 INCHES NOMINAL | | HEAD HEIGHT | 0.257 INCHES NOMINAL | | HEAD MINOR DIAMETER | 0.711 INCHES MINIMUM AND 0.717 INCHES MAXIMUM | | HEAD STYLE | SPLINE DRIVE SHEAR HEAD | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT-CLOSE TOLERANCE,SPLINE DRIVE,CRES(125 KSI FSU)DRILLED, SHORT THREAD | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.4375 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.453 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) | | THREAD QUANTITY PER INCH | 20 |
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