NSN 5305-00-143-3083

Part Details | SOCKET HEAD CAP SCREW

5305-00-143-3083 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, 1611209PC252, 5305-00-143-3083, 00-143-3083, 5305001433083, 001433083

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 04, 196800-143-308316282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-00-143-3083
Part Number Cage Code Manufacturer
FFS8681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
1611209PC25210001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5305-00-143-3083
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER1.000 INCHES
THREAD QUANTITY PER INCH8
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.984 INCHES MINIMUM AND 2.031 INCHES MAXIMUM
FASTENER LENGTH1.984 INCHES MINIMUM AND 2.031 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH130000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER1.479 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
HEAD HEIGHT0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.750 INCHES MINIMUM AND 0.757 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA6 TYPE
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY LOCKING FEATURE