5305-01-417-2491 SCREW,CLOSE TOLERANCE Index 5305-01-417-2493 SCREW,CLOSE TOLERANCE

National Stock Number:
5305-01-417-2492

Federal Supply Class:
5305

National Item Identification Number:
014172492

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.


Manufacturer Information:
10113797A486GNIMIKKEISTOKESKUS NCB FINLAND
11827V3-6A59563REID PRODUCTS INC.
3M1169V3-6A007R1TWIST TITE MFG, INC
3M1169V3-6A06710VALLEY-TODECO, INC.
3M1169V3-6A06725SPS TECHNOLOGIES, LLC
3M1169V-3-676301THE BOEING COMPANY
3M1169V3-6A0PTK6SPS TECHNOLOGIES INC
3M1169V3-6A0ZC92HEARTLAND PRECISION FASTENERS INC
3M1169V3-6A1VSL7HOUSTON PRECISION FASTENERS I LP
3M1169V3-6A56878SPS TECHNOLOGIES, LLC
3M1169V3-6A58988KARG CORP
3M1169V3-6A76301THE BOEING COMPANY
3M1169V3-6A80539SPS TECHNOLOGIES, LLC
3M1169V3-6AC4293ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH
TX1026V3-6A06725SPS TECHNOLOGIES, LLC
TX1027V-3-606725SPS TECHNOLOGIES, LLC
TX1026V3-6A06950HOWMET GLOBAL FASTENING SYSTEMS INC
TX1026V3-6A0PTK6SPS TECHNOLOGIES INC
TX1026V3-6A17446HUCK INTERNATIONAL, INC
GS1006V3-6A1EM77B & B SPECIALTIES INC
TX1026V3-6A27624SPS TECHNOLOGIES LLC
TX1026V3-6A56878SPS TECHNOLOGIES, LLC
WC1169V3-6A60516WEST COAST AEROSPACE, INC.
TX1026V3-6A73197HI-SHEAR CORPORATION
TX1026V3-6A80539SPS TECHNOLOGIES, LLC
TX1026V3-6AC4293ALCOA FASTENING SYSTEMS FAIRCHILDFASTENERS EUROPE - VSD GMBH
TX1026V3-6AL4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC


Techincal Specification:
THREAD SERIES DESIGNATORUNJF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.106 INCHES NOMINAL
FASTENER LENGTH0.279 INCHES MINIMUM AND
0.309 INCHES MAXIMUM
MATERIALTITANIUM ALLOY UNS R56400 OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLEFLAT COUNTERSUNK UNDERCUT
HEAD DIAMETER0.345 INCHES MINIMUM AND
0.373 INCHES MAXIMUM
HEAD HEIGHT0.084 INCHES NOMINAL
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND
101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLECROSS RECESS TYPE II
GRIP LENGTH0.178 INCHES MINIMUM AND
0.188 INCHES MAXIMUM
GRIP DIAMETER0.1890 INCHES MINIMUM AND
0.1895 INCHES MAXIMUM


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