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National Stock Number:
5305-01-481-0000
Federal Supply Class:
5305
National Item Identification Number:
014810000
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:
| 11827V3D12A | 59563 | REID PRODUCTS INC. | | 3M1169V3D12A | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 3M1169V3D12A | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | 3M1169V3D12A | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | 3M1169V3D12A | 60516 | WEST COAST AEROSPACE, INC. | | 3M1169V3D12A | 76301 | THE BOEING COMPANY | | TX1026V3D12A | 06725 | SPS TECHNOLOGIES, LLC | | TX1026V3D12A | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TX1026V3D12A | 0PTK6 | SPS TECHNOLOGIES INC | | GS1006V3D12A | 1EM77 | B & B SPECIALTIES INC | | TX1026V3D12A | 27624 | SPS TECHNOLOGIES LLC | | TX1026V3D12A | 56878 | SPS TECHNOLOGIES, LLC | | TX1026V3D12A | 73197 | HI-SHEAR CORPORATION | | TX1026V3D12A | 80539 | SPS TECHNOLOGIES, LLC | | WC1169V3D12A | 60515 | DYNAQUIP CONTROLS CORPORATION | | TX1026V3D12A | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH | | TX1026V3D12A | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | CRITICALITY CODE JUSTIFICATION | AGAV | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.989 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 1.095 INCHES NOMINAL | | GRIP DIAMETER | 0.189 INCHES NOMINAL | | GRIP LENGTH | 0.750 INCHES NOMINAL | | HEAD DIAMETER | 0.372 INCHES MINIMUM AND 0.381 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | TORX | | MATERIAL DOCUMENT AND CLASSIFICATION | NAS4004 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.070 INCHES NOMINAL FIRST HOLE | | SPLINE MAJOR DIAMETER | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.345 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 |
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