NSN 5305-00-047-2444

Part Details | CLOSE TOLERANCE SCREW

5305-00-047-2444 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: HT8043612, HT8043-6-12, HT8043612, HT8043-6-12, HT239PB612, HT239PB6-12, HT239PB612, HT239PB6-12, GB510L612, GB510L6-12, 106750612, 106750-6-12, 5305-00-047-2444, 00-047-2444, 5305000472444, 000472444

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 17, 197200-047-244429294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-047-2444
Part Number Cage Code Manufacturer
HT8043-6-1292215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT8043-6-1206950ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT239PB6-1273197HI-SHEAR CORPORATION
HT239PB6-12L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
GB510L6-1226512NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS
106750-6-1280539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-00-047-2444
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.365 INCHES MINIMUM AND 0.432 INCHES MAXIMUM
FASTENER LENGTH1.125 INCHES MINIMUM AND 1.172 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.529 INCHES MINIMUM AND 0.560 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH1.125 INCHES MINIMUM AND 1.172 INCHES MAXIMUM
GRIP DIAMETER0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA26512-GB510L MANUFACTURERS STANDARD
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT