NSN 5305-01-201-4812

Part Details | SOCKET HEAD CAP SCREW

5305-01-201-4812 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: 12343960, 5305-01-201-4812, 01-201-4812, 5305012014812, 012014812

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 19, 198501-201-481216282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-201-4812
Part Number Cage Code Manufacturer
1234396019207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 5305-01-201-4812
Characteristic Specifications
THREAD SERIES DESIGNATOR UNRC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM
FASTENER LENGTH0.591 INCHES MINIMUM AND 0.655 INCHES MAXIMUM
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.371 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT0.121 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM