NSN 5305-01-197-2465

Part Details | CLOSE TOLERANCE SCREW

5305-01-197-2465 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: ST3M7145D58, ST3M714-5D58, HT40495D58, HT4049-5D58, HT40495D58, HT4049-5D58, ST3M7145D58, ST3M714-5D58, HT40495D58, HT4049-5D58, HT40495D58, HT4049-5D58, HT40495D58, HT4049-5D58, HT40495D58, HT4049-5D58, HT40495D58, HT4049-5D58, 5305-01-197-2465, 01-197-2465, 5305011972465, 011972465

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 19, 198401-197-246529294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-197-2465
Part Number Cage Code Manufacturer
ST3M714-5D5892215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4049-5D5892215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4049-5D5806950ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M714-5D5876301BOEING COMPANY, THEDBA BOEING
HT4049-5D5873197HI-SHEAR CORPORATION
HT4049-5D5817446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HT4049-5D5897928HUCK INTL INC
HT4049-5D58L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
HT4049-5D5880539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-01-197-2465
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.350 INCHES MINIMUM AND 0.400 INCHES MAXIMUM
FASTENER LENGTH3.985 INCHES MINIMUM AND 4.015 INCHES MAXIMUM
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.575 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
GRIP LENGTH3.615 INCHES MINIMUM AND 3.635 INCHES MAXIMUM
GRIP DIAMETER0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM