NSN 5305-01-378-8109

Part Details | SOCKET HEAD CAP SCREW

5305-01-378-8109 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: 12387270167, 12387270-167, 5305-01-378-8109, 01-378-8109, 5305013788109, 013788109

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 21, 199301-378-810916282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-378-8109
Part Number Cage Code Manufacturer
12387270-16719207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 5305-01-378-8109
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.625 INCHES
THREAD QUANTITY PER INCH11
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.568 INCHES MINIMUM AND 1.750 INCHES MAXIMUM
FASTENER LENGTH1.690 INCHES MINIMUM AND 1.750 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH155000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.921 INCHES MINIMUM AND 0.937 INCHES MAXIMUM
HEAD HEIGHT0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.500 INCHES MINIMUM AND 0.505 INCHES MAXIMUM