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National Stock Number:
5305-01-169-6749
Federal Supply Class:
5305
National Item Identification Number:
011696749
Description:
SCREW,CLOSE TOLERANCE
Detail:
A SCREW, MACHINE or SCREW, CAP, SOCKET HEAD whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 IN.) (0.025 mm) or less of a specific diameter for items (1.000 IN.) (25 mm) or less in diameter. Items over (1.000 IN.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 IN.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 IN.) (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 designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.
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Manufacturer Information:
| 123179V3R3 | 0PTK6 | SPS TECHNOLOGIES INC | | 123179V3R3 | 80539 | SPS TECHNOLOGIES, LLC | | AIC4040V3-03 | 06725 | SPS TECHNOLOGIES, LLC | | AIC4040V3-2303R | 06725 | SPS TECHNOLOGIES, LLC | | LE111-0041-0303 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 123179V3T3 | 80539 | SPS TECHNOLOGIES, LLC | | SC1786RV3-2303 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | T181-0303 | 17446 | HUCK INTERNATIONAL, INC | | LE111-0041-0303 | 27624 | SPS TECHNOLOGIES LLC | | PBF1383-2303 | 27624 | SPS TECHNOLOGIES LLC | | LE111-0041-2303 | 43999 | THE BOEING COMPANY | | LE111-0041-0303 | 43999 | THE BOEING COMPANY | | LE111-0041-0303 | 57928 | SONIC INDUSTRIES, INC. | | SII-1092-2303 | 57928 | SONIC INDUSTRIES, INC. | | T181-2303 | 17446 | HUCK INTERNATIONAL, INC | | T181-2303 | 97928 | HUCK INTL INC |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.511 INCHES MINIMUM AND 0.541 INCHES MAXIMUM | | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM | | GRIP LENGTH | 0.187 INCHES NOMINAL | | HEAD DIAMETER | 0.297 INCHES MINIMUM AND 0.302 INCHES MAXIMUM | | HEAD STYLE | OVAL COUNTERSUNK | | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL | | MINIMUM TENSILE STRENGTH | 95000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SPECIAL FEATURES | INTERNAL DRIVE RIBBED | | SURFACE FINISH | 32.0 MICROINCHES GRIP | | SURFACE FINISH | 32.0 MICROINCHES THREADS | | THREAD CLASS | 3A | | THREAD LENGTH | 0.324 INCHES MINIMUM AND 0.354 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNJF |
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