NSN 5305-00-021-0433

Part Details | CLOSE TOLERANCE SCREW

5305-00-021-0433 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: VS2545T3F26, C082326, C082-3-26, SFT223A26, SFT22-3A26, SFT223A26, SFT22-3A26, AIC82326, AIC82-3-26, 5305-00-021-0433, 00-021-0433, 5305000210433, 000210433

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 29, 196800-021-043329294 ( SCREW, CLOSE TOLERANCE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

OFFSET CRUCIFORM (TORQUE SET)

Cross Reference | NSN 5305-00-021-0433
Part Number Cage Code Manufacturer
VS2545T3F2692215ARCONIC GLOBAL FASTENERS & RINGS,INC.
C082-3-2681755LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
SFT22-3A2656878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
SFT22-3A2680539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
AIC82-3-2606725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
Technical Data | NSN 5305-00-021-0433
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.210 INCHES MINIMUM AND 0.277 INCHES MAXIMUM
FASTENER LENGTH1.845 INCHES MINIMUM AND 1.892 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.325 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE OFFSET CRUCIFORM (TORQUE SET)
GRIP LENGTH1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM
GRIP DIAMETER0.1885 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM