NSN 5305-01-193-1492

Part Details | CLOSE TOLERANCE SCREW

5305-01-193-1492 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: NA0089030012, NA0089-030012, 5305-01-193-1492, 01-193-1492, 5305011931492, 011931492

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 30, 198401-193-149229294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-01-193-1492
Part Number Cage Code Manufacturer
NA0089-03001280205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-01-193-1492
Characteristic Specifications
THREAD SERIES DESIGNATOR MJ
NOMINAL THREAD DIAMETER3.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS0.5
EXTERNAL THREAD TOLERANCE CLASS4H6H
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH12.0 MILLIMETERS NOMINAL
FASTENER LENGTH12.00 MILLIMETERS NOMINAL
HEAD STYLE3 DISHED HEXAGON
HEAD DIAMETER5.7 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM
HEAD HEIGHT1.6 MILLIMETERS MINIMUM AND 1.8 MILLIMETERS MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH10.00 MILLIMETERS NOMINAL
GRIP DIAMETER3.0000 MILLIMETERS NOMINAL
SPECIFICATION/STANDARD DATA80205-NA0089 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD