NSN 5305-01-128-5112

Part Details | SOCKET HEAD CAP SCREW

5305-01-128-5112 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: 5P5034, 5305-01-128-5112, 01-128-5112, 5305011285112, 011285112

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 23, 198201-128-511216282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-128-5112
Part Number Cage Code Manufacturer
5P503411083CATERPILLAR INC.DBA CATERPILLAR
Technical Data | NSN 5305-01-128-5112
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.248 INCHES NOMINAL
FASTENER LENGTH4.748 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.375 INCHES NOMINAL
HEAD HEIGHT0.250 INCHES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.187 INCHES NOMINAL