NSN 5305-01-193-1490

Part Details | CLOSE TOLERANCE SCREW

5305-01-193-1490 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: NA0042040004, NA0042-040004, 5305-01-193-1490, 01-193-1490, 5305011931490, 011931490

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 30, 198401-193-149029294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-193-1490
Part Number Cage Code Manufacturer
NA0042-04000480205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-01-193-1490
Characteristic Specifications
THREAD SERIES DESIGNATOR MJ
NOMINAL THREAD DIAMETER4.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS0.7
EXTERNAL THREAD TOLERANCE CLASS4H6H
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH7.5 MILLIMETERS NOMINAL
FASTENER LENGTH11.50 MILLIMETERS NOMINAL
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER8.0 MILLIMETERS NOMINAL
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH4.00 MILLIMETERS NOMINAL
GRIP DIAMETER3.9780 MILLIMETERS MINIMUM AND 3.9900 MILLIMETERS MAXIMUM
SPECIFICATION/STANDARD DATA80205-NA0042 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD