NSN 5305-01-152-4225

Part Details | CLOSE TOLERANCE SCREW

5305-01-152-4225 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: CA275540900, CA2755-4-0900, AS221040900, AS221-04-0900, 5305-01-152-4225, 01-152-4225, 5305011524225, 011524225

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 02, 198301-152-422529294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-152-4225
Part Number Cage Code Manufacturer
CA2755-4-090029372ARCONIC GLOBAL FASTENERS & RINGS,INC.
AS221-04-090084256AVIBANK MFG., INC.
Technical Data | NSN 5305-01-152-4225
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.525 INCHES MINIMUM AND 0.595 INCHES MAXIMUM
FASTENER LENGTH1.535 INCHES MINIMUM AND 1.545 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH0.890 INCHES MINIMUM AND 0.910 INCHES MAXIMUM
GRIP DIAMETER0.2480 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM