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National Stock Number:
5306-01-362-0717
Federal Supply Class:
5306
National Item Identification Number:
013620717
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:
| BAC30UU8-23 | 06710 | VALLEY-TODECO, INC. | | BAC30UU8-23 | 06725 | SPS TECHNOLOGIES, LLC | | BAC30UU8-23 | 17943 | FEDERAL MANUFACTURING CORP | | BAC30UU8-23 | 27624 | SPS TECHNOLOGIES LLC | | BAC30UU8-23 | 56878 | SPS TECHNOLOGIES, LLC | | BAC30UU8-23 | 57928 | SONIC INDUSTRIES, INC. | | BACB30UU8-23 | 17446 | HUCK INTERNATIONAL, INC | | BAC30UU8-23 | 81205 | THE BOEING COMPANY | | BAC30UU8-23 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BAC30UU8-23 | 97928 | HUCK INTL INC |
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Techincal Specification:
| FASTENER LENGTH | 1.963 INCHES MINIMUM AND 1.993 INCHES MAXIMUM | | GRIP LENGTH | 1.327 INCHES MINIMUM AND 1.347 INCHES MAXIMUM | | GRIP DIAMETER | 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM | | HEAD HEIGHT | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 718 OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | WIDTH BETWEEN FLATS | 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.541 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 20 |
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