NSN 5305-01-164-5543

Part Details | CLOSE TOLERANCE SCREW

5305-01-164-5543 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: HT40544D23A, HT4054-4D23A, HT40544D23A, HT4054-4D23A, ST3M7304DL23, ST3M730-4DL23, ST3M7304DL23, ST3M730-4DL23, HT40544D23A, HT4054-4D23A, HT40544D23, HT4054-4D23, ST3M7304DL23, ST3M730-4DL23, HT40544D23A, HT4054-4D23A, HT40544D23A, HT4054-4D23A, 10115493, HT40544D23A, HT4054-4D23A, HT40544D23A, HT4054-4D23A, WC40544D23A, WC4054-4D23A, WC40544D23, WC4054-4D23, 5305-01-164-5543, 01-164-5543, 5305011645543, 011645543

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 19, 198301-164-554329294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-164-5543
Part Number Cage Code Manufacturer
HT4054-4D23A92215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4054-4D23A06950ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M730-4DL2376301BOEING COMPANY, THEDBA BOEING
ST3M730-4DL2358998FASTENER INNOVATION TECHNOLOGY, INC.DBA F I T
HT4054-4D23A73197HI-SHEAR CORPORATION
HT4054-4D2373197HI-SHEAR CORPORATION
ST3M730-4DL231VSL7HOUSTON PRECISION FASTENERS I, LP
HT4054-4D23A97928HUCK INTL INC
HT4054-4D23AL4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
10115493A486GNIMIKKEISTOKESKUS NCB FINLAND
HT4054-4D23AK5673SPS TECHNOLOGIES LTD TJ BROOKSDIVISION
HT4054-4D23A80539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
WC4054-4D23A60516WEST COAST AEROSPACE INC
WC4054-4D2360516WEST COAST AEROSPACE INC
Technical Data | NSN 5305-01-164-5543
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.425 INCHES NOMINAL
FASTENER LENGTH1.847 INCHES MINIMUM AND 1.877 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
HEAD STYLE4 HEXAGON COUNTERSUNK
HEAD DIAMETER0.397 INCHES NOMINAL
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH1.427 INCHES MINIMUM AND 1.447 INCHES MAXIMUM
GRIP DIAMETER0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
FEATURES PROVIDED CETYL ALCOHOL LUBRICANT
END ITEM IDENTIFICATIONAIRCRAFT, HARRIER AV-8B