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National Stock Number:
5305-01-440-4559
Federal Supply Class:
5305
National Item Identification Number:
014404559
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:
| 11827V3-20 | 59563 | REID PRODUCTS INC. | | 3M1169V3-20 | 06710 | VALLEY-TODECO, INC. | | 3M1169V3-20 | 06725 | SPS TECHNOLOGIES, LLC | | 3M1169V3-20 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 3M1169V3-20 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | 3M1169V3-20 | 0ZC94 | RGB DISPLAY CORP | | 3M1169V3-20 | 17446 | HUCK INTERNATIONAL, INC | | 3M1169V3-20 | 1EM77 | B & B SPECIALTIES INC | | 3M1169V3-20 | 1VSL7 | HOUSTON PRECISION FASTENERS I LP | | 3M1169V3-20 | 27621 | UNITEC INDUSTRIES INC | | 3M1169V3-20 | 56878 | SPS TECHNOLOGIES, LLC | | 3M1169V3-20 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | 3M1169V3-20 | 59563 | REID PRODUCTS INC. | | 3M1169V3-20 | 60516 | WEST COAST AEROSPACE, INC. | | TX1026V3-20 | 06725 | SPS TECHNOLOGIES, LLC | | GS1006V3-20 | 1EM77 | B & B SPECIALTIES INC | | TX1026V3-20 | 73197 | HI-SHEAR CORPORATION | | 3M1169V3-20 | 76301 | THE BOEING COMPANY | | 3M1169V3-20 | 80539 | SPS TECHNOLOGIES, LLC | | 3M1169V3-20 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | TX1026V3-20 | 93907 | TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS | | 3M1169V3-20 | C4293 | ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH | | TX1026V3-20 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.345 INCHES NOMINAL | | FASTENER LENGTH | 1.595 INCHES NOMINAL | | MATERIAL | TITANIUM OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | NAS4004 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.345 INCHES MINIMUM AND | | 0.352 INCHES MAXIMUM | | HEAD HEIGHT | 0.084 INCHES NOMINAL | | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | INTERNAL DRIVE STYLE | TORX | | SPLINE MINOR DIAMETER | 0.154 INCHES NOMINAL | | SPLINE MAJOR DIAMETER | 0.156 INCHES NOMINAL | | GRIP LENGTH | 1.250 INCHES NOMINAL | | GRIP DIAMETER | 0.1890 INCHES MINIMUM AND | | 0.1895 INCHES MAXIMUM |
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