NSN 5305-00-126-5143

Part Details | CLOSE TOLERANCE SCREW

5305-00-126-5143 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: HT195618, HT195-6-18, 3M263618, 3M263-6-18, HT195618, HT195-6-18, HS26236Z18, HS2623-6Z18, HS26236Z18, HS2623-6Z18, HT195618, HT195-6-18, HT195618, HT195-6-18, 66117H618, 66117H6-18, 66117H618, 66117H6-18, 5305-00-126-5143, 00-126-5143, 5305001265143, 001265143

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 06, 196800-126-514329294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-126-5143
Part Number Cage Code Manufacturer
HT195-6-18C4293ALCOA FASTENING SYSTEMSFAIRCHILDFASTENERS EUROPE - VSD GMBH
3M263-6-1876301BOEING COMPANY, THEDBA BOEING
HT195-6-1873197HI-SHEAR CORPORATION
HS2623-6Z1817446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HS2623-6Z1897928HUCK INTL INC
HT195-6-18L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
HT195-6-18R1120SATAIR A/S
66117H6-1850392SPS TECHNOLOGIES INC
66117H6-1856878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5305-00-126-5143
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.490 INCHES MINIMUM AND 0.557 INCHES MAXIMUM
FASTENER LENGTH1.625 INCHES MINIMUM AND 1.672 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH222000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.752 INCHES MINIMUM AND 0.762 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM
GRIP DIAMETER0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM