NSN 5305-01-431-8748

Part Details | SOCKET HEAD CAP SCREW

5305-01-431-8748 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: 801640676836, 801-6406768-36, 211094716, 5305-01-431-8748, 01-431-8748, 5305014318748, 014318748

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 21, 199601-431-874816282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-431-8748
Part Number Cage Code Manufacturer
801-6406768-3653711NAVAL SEA SYSTEMS COMMAND
21109471653711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 5305-01-431-8748
Characteristic Specifications
THREAD SERIES DESIGNATOR UNRC
NOMINAL THREAD DIAMETER0.438 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS3A
FASTENER LENGTH2.500 INCHES NOMINAL
HEAD STYLE8 CROWNED HEXAGON
HEAD DIAMETER0.642 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
HEAD HEIGHT0.430 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.375 INCHES NOMINAL