NSN 5305-01-381-9743

Part Details | SOCKET HEAD CAP SCREW

5305-01-381-9743 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: 12698B18E, 12698B18E, 12698B18, PL12731F18ITEM1188B, PL-12731F18ITEM1188B, 5305-01-381-9743, 01-381-9743, 5305013819743, 013819743

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 26, 199301-381-974316282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-381-9743
Part Number Cage Code Manufacturer
12698B18E88032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12698B18E0UBG9CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
12698B1888032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
PL-12731F18ITEM1188B88032CURTISS-WRIGHT ELECTRO-MECHANICALCORPORATION
Technical Data | NSN 5305-01-381-9743
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.780 INCHES MINIMUM AND 0.880 INCHES MAXIMUM
FASTENER LENGTH0.880 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HEAD HEIGHT0.250 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1