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National Stock Number:
5306-01-513-0028
Federal Supply Class:
5306
National Item Identification Number:
015130028
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:
| BACB30UU6K23 | 06710 | VALLEY-TODECO, INC. | | BACB30UU6K23 | 06725 | SPS TECHNOLOGIES, LLC | | BACB30UU6K23 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACB30UU6K23 | 17943 | FEDERAL MANUFACTURING CORP | | BACB30UU6K23 | 27624 | SPS TECHNOLOGIES LLC | | BACB30UU6K23 | 56878 | SPS TECHNOLOGIES, LLC | | BACB30UU6K23 | 57928 | SONIC INDUSTRIES, INC. | | BACB30UU6K23 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| FASTENER LENGTH | 1.893 INCHES MINIMUM AND 1.923 INCHES MAXIMUM | | GRIP DIAMETER | 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM | | GRIP LENGTH | 1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM | | HEAD HEIGHT | 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5962 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 718 OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | S10-85,TYPE 1 FED SPEC 10TH TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ALUMINUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.470 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 24 |
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