NSN 5305-01-265-9290

Part Details | SOCKET HEAD CAP SCREW

5305-01-265-9290 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: 6643070112, 6643070-112, 5305-01-265-9290, 01-265-9290, 5305012659290, 012659290

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 19, 198701-265-929016282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-265-9290
Part Number Cage Code Manufacturer
6643070-11201289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
Technical Data | NSN 5305-01-265-9290
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.520 INCHES MINIMUM AND 0.620 INCHES MAXIMUM
FASTENER LENGTH0.620 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.375 INCHES NOMINAL
HEAD HEIGHT0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.188 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT