NSN 5305-01-442-6561

Part Details | SOCKET HEAD CAP SCREW

5305-01-442-6561 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Alternate Parts: 1234498410 PART 101, 123-4498410 PART 101, 1234403540 PART 101, 123-4403540 PART 101, 5305-01-442-6561, 01-442-6561, 5305014426561, 014426561

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 20, 199701-442-656116282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-442-6561
Part Number Cage Code Manufacturer
123-4498410 PART 10143689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
123-4403540 PART 10143689HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS
Technical Data | NSN 5305-01-442-6561
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.346 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
FASTENER LENGTH1.500 INCHES NOMINAL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH155000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.375 INCHES NOMINAL