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National Stock Number:
5306-01-169-6772
Federal Supply Class:
5306
National Item Identification Number:
011696772
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:
| 10116074 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 74328-7-18 | 56878 | SPS TECHNOLOGIES, LLC | | AIC752-7-18 | 06725 | SPS TECHNOLOGIES, LLC | | BM3326-7-18 | 17446 | HUCK INTERNATIONAL, INC | | 74328-7-18 | 80539 | SPS TECHNOLOGIES, LLC | | BM3326-7-18 | 97928 | HUCK INTL INC | | VAL23033-7-18 | 06710 | VALLEY-TODECO, INC. | | S371-7-18 | 17446 | HUCK INTERNATIONAL, INC | | ST3M571-7-18 | 27624 | SPS TECHNOLOGIES LLC | | S11-1059-7-18 | 57928 | SONIC INDUSTRIES, INC. | | MB84-7-18 | 73197 | HI-SHEAR CORPORATION | | ST3M571-7-18 | 76301 | THE BOEING COMPANY | | S371-7-18 | 97928 | HUCK INTL INC | | MB84-7-18 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | VS3060-7-18 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | VS3060-7-18 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.089 INCHES MINIMUM AND 0.109 INCHES MAXIMUM | | FASTENER LENGTH | 1.815 INCHES MINIMUM AND 1.845 INCHES MAXIMUM | | GRIP DIAMETER | 0.4365 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM | | GRIP LENGTH | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM | | HEAD HEIGHT | 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL | STEEL COMP XM-13 OVERALL | | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.437 INCHES | | WIDTH BETWEEN FLATS | 0.502 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.680 INCHES MINIMUM AND 0.730 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNJF |
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