NSN 5305-00-040-9432

Part Details | CLOSE TOLERANCE SCREW

5305-00-040-9432 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: HT8140425, HT8140-4-25, HT295425, HT295-4-25, HT8140425, HT8140-4-25, HT8140425, HT8140-4-25, ST3M454425, ST3M454-4-25, HT295425, HT295-4-25, BM19019425, BM19019-4-25, BM19019425, BM19019-4-25, HT295425, HT295-4-25, 11905425, 11905-4-25, 106830425, 106830-4-25, 106830425, 106830-4-25, 5305-00-040-9432, 00-040-9432, 5305000409432, 000409432

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 13, 197200-040-943229294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-040-9432
Part Number Cage Code Manufacturer
HT8140-4-25C4293ALCOA FASTENING SYSTEMSFAIRCHILDFASTENERS EUROPE - VSD GMBH
HT295-4-25C4293ALCOA FASTENING SYSTEMSFAIRCHILDFASTENERS EUROPE - VSD GMBH
HT8140-4-2592215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT8140-4-2506950ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M454-4-2576301BOEING COMPANY, THEDBA BOEING
HT295-4-2573197HI-SHEAR CORPORATION
BM19019-4-2517446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
BM19019-4-2597928HUCK INTL INC
HT295-4-25L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
11905-4-2559563REID PRODUCTS INC.DBA REID PRODUCTS
106830-4-2550392SPS TECHNOLOGIES INC
106830-4-2556878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5305-00-040-9432
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.370 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
FASTENER LENGTH1.943 INCHES MINIMUM AND 1.990 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM
GRIP DIAMETER0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA08524-B19019 MANUFACTURERS STANDARD