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National Stock Number:
5306-00-594-7664
Federal Supply Class:
5306
National Item Identification Number:
005947664
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:
| 11831-3-10 | 59563 | REID PRODUCTS INC. | | 74328-3-10 | 56878 | SPS TECHNOLOGIES, LLC | | A1C752-3-10 | 06725 | SPS TECHNOLOGIES, LLC | | AIC752-3-10 | 06725 | SPS TECHNOLOGIES, LLC | | BM3326-3-10 | 17446 | HUCK INTERNATIONAL, INC | | 74328-3-10 | 80539 | SPS TECHNOLOGIES, LLC | | S371-3-10 | 17446 | HUCK INTERNATIONAL, INC | | GS1030-3-10 | 1EM77 | B & B SPECIALTIES INC | | PBF23T-3P-10 | 27624 | SPS TECHNOLOGIES LLC | | MB84-3-10 | 73197 | HI-SHEAR CORPORATION | | BM3326-3-10 | 97928 | HUCK INTL INC | | MB84-3-10 | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH | | MB84-3-10 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | MB84-3-10 | R1120 | SATAIR A/S | | ST3M571-3-10 | 007R1 | TWIST TITE MFG, INC | | VAL23033-3-10 | 06710 | VALLEY-TODECO, INC. | | VS3060-3-10 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | ST3M571-3-10 | 76301 | THE BOEING COMPANY | | VS3060-3-10 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | S371-3-10 | 97928 | HUCK INTL INC | | VS3060-3-10 | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.054 INCHES MINIMUM AND 0.074 INCHES MAXIMUM | | FASTENER LENGTH | 1.007 INCHES MINIMUM AND 1.037 INCHES MAXIMUM | | GRIP LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM | | GRIP DIAMETER | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM | | HEAD HEIGHT | 0.265 INCHES MINIMUM AND 0.275 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | WIDTH BETWEEN FLATS | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.327 INCHES MINIMUM AND 0.347 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 |
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