NSN 5305-01-366-1143

Part Details | SOCKET HEAD CAP SCREW

5305-01-366-1143 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, NAS1351C8LN14, 5305-01-366-1143, 01-366-1143, 5305013661143, 013661143

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 22, 199201-366-114316282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-366-1143
Part Number Cage Code Manufacturer
FF-S-8681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
NAS1351C8LN1480205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-01-366-1143
Characteristic Specifications
THREAD SERIES DESIGNATOR UNRF
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.775 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
FASTENER LENGTH0.875 INCHES NOMINAL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER1.107 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
HEAD HEIGHT0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.375 INCHES MINIMUM AND 0.379 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA80205-NAS1351 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD