NSN 5305-00-310-6408

Part Details | CLOSE TOLERANCE SCREW

5305-00-310-6408 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: HT4028L69, HT4028L6-9, ST3M466V6L91, ST3M466V6L9-1, HT4028L69, HT4028L6-9, HT4028L69, HT4028L6-9, HT4028L69, HT4028L6-9, HT4028L69, HT4028L6-9, 11909V6L91, 11909V6L9-1, HT4028L69, HT4028L6-9, ST3M466V6L91, ST3M466V6L9-1, 5305-00-310-6408, 00-310-6408, 5305003106408, 003106408

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 26, 197300-310-640829294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-310-6408
Part Number Cage Code Manufacturer
HT4028L6-992215ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M466V6L9-176301BOEING COMPANY, THEDBA BOEING
HT4028L6-973197HI-SHEAR CORPORATION
HT4028L6-917446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HT4028L6-997928HUCK INTL INC
HT4028L6-9L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
11909V6L9-159563REID PRODUCTS INC.DBA REID PRODUCTS
HT4028L6-980539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
ST3M466V6L9-1007R1TWIST TITE MFG, INC
Technical Data | NSN 5305-00-310-6408
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.616 INCHES MINIMUM AND 0.666 INCHES MAXIMUM
FASTENER LENGTH1.188 INCHES MINIMUM AND 1.218 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE4 HEXAGON COUNTERSUNK
HEAD DIAMETER0.554 INCHES MINIMUM AND 0.560 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
GRIP DIAMETER0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM