NSN 5305-01-169-8254

Part Details | CLOSE TOLERANCE SCREW

5305-01-169-8254 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.

Alternate Parts: ST3M4543L12, ST3M454-3L12, HT4025L323, HT4025L3-23, HT4025L323, HT4025L3-23, ST3M4543L23, ST3M454-3L23, ST3M4543L23, ST3M454-3L23, ST3M4543L23, ST3M454-3L23, HT4025L323, HT4025L3-23, ST3M4543L23, ST3M454-3L23, ST3M4543L23, ST3M454-3L23, HT4025L323, HT4025L3-23, ST3M4543L23, ST3M454-3L23, HT4025L323, HT4025L3-23, HT4025L323, HT4025L3-23, 119053L23, 11905-3L23, HT4025L323, HT4025L3-23, HT4025L323, HT4025L3-23, HT4025L323, HT4025L3-23, HT4025L323, HT4025L3-23, WC4025L323, WC4025L-3-23, 5305-01-169-8254, 01-169-8254, 5305011698254, 011698254

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 16, 198401-169-825429294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-169-8254
Part Number Cage Code Manufacturer
ST3M454-3L1292215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4025L3-2392215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4025L3-2306950ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M454-3L2376301BOEING COMPANY, THEDBA BOEING
ST3M454-3L2358998FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T
ST3M454-3L230ZC92HEARTLAND PRECISION FASTENERS, INC.
HT4025L3-2373197HI-SHEAR CORPORATION
ST3M454-3L231VSL7HOUSTON PRECISION FASTENERS I, LP
ST3M454-3L2317446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HT4025L3-2317446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
ST3M454-3L2397928HUCK INTL INC
HT4025L3-2397928HUCK INTL INC
HT4025L3-23L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
11905-3L2359563REID PRODUCTS INC.DBA REID PRODUCTS
HT4025L3-23K5673SPS TECHNOLOGIES LTD TJ BROOKSDIVISION
HT4025L3-2356878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
HT4025L3-2380539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
HT4025L3-2306710VALLEY-TODECO, INC.DBA ARCONIC FASTENING SYSTEMS AND
WC4025L-3-2360516WEST COAST AEROSPACE INC
Technical Data | NSN 5305-01-169-8254
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.381 INCHES MINIMUM AND 0.431 INCHES MAXIMUM
FASTENER LENGTH1.829 INCHES MINIMUM AND 1.859 INCHES MAXIMUM
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.376 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM
GRIP DIAMETER0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM