NSN 5305-01-391-3585

Part Details | SOCKET HEAD CAP SCREW

5305-01-391-3585 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: FFS86, FF-S-86, NAS1351N4H12P, 5305-01-391-3585, 01-391-3585, 5305013913585, 013913585

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 09, 199401-391-358516282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5305-01-391-3585
Part Number Cage Code Manufacturer
FF-S-8681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
NAS1351N4H12P80205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-01-391-3585
Characteristic Specifications
THREAD SERIES DESIGNATOR UNRF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.000 INCHES NOMINAL
FASTENER LENGTH1.000 INCHES NOMINAL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM
HOLE CONFIGURATION STYLE1 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY6
HOLE DIAMETER0.044 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD