NSN 5305-01-323-3781

Part Details | SOCKET HEAD CAP SCREW

5305-01-323-3781 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: 91253A718, 5305-01-323-3781, 01-323-3781, 5305013233781, 013233781

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 26, 199001-323-378116282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HEXAGON

Cross Reference | NSN 5305-01-323-3781
Part Number Cage Code Manufacturer
91253A71839428MCMASTER-CARR SUPPLY COMPANY
Technical Data | NSN 5305-01-323-3781
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.500 INCHES NOMINAL
FASTENER LENGTH1.750 INCHES NOMINAL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.938 INCHES NOMINAL
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.312 INCHES NOMINAL