NSN 5305-00-499-1316

Part Details | CLOSE TOLERANCE SCREW

5305-00-499-1316 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: 13219E4121, 5305-00-499-1316, 00-499-1316, 5305004991316, 004991316

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 06, 197400-499-131629294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-499-1316
Part Number Cage Code Manufacturer
13219E412197403CECOM LR CENTER
Technical Data | NSN 5305-00-499-1316
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.755 INCHES MINIMUM AND 0.822 INCHES MAXIMUM
FASTENER LENGTH3.203 INCHES MINIMUM AND 3.250 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
SINGLE SHEAR STRENGTH18650 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.725 INCHES NOMINAL
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
GRIP LENGTH2.428 INCHES MINIMUM AND 2.448 INCHES MAXIMUM
GRIP DIAMETER0.4982 INCHES MINIMUM AND 0.4991 INCHES MAXIMUM