NSN 5305-00-143-3252

Part Details | SOCKET HEAD CAP SCREW

5305-00-143-3252 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, NAS1352C5LN24, C3370020 ITEM 18, C-3370020 ITEM 18, 5305-00-143-3252, 00-143-3252, 5305001433252, 001433252

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 16, 196800-143-325216282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-00-143-3252
Part Number Cage Code Manufacturer
FFS8681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
NAS1352C5LN2480205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
C-3370020 ITEM 1803847WARREN CONTROLS, INC.
Technical Data | NSN 5305-00-143-3252
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.125 INCHES MINIMUM
FASTENER LENGTH1.484 INCHES MINIMUM AND 1.531 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH30000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
HEAD HEIGHT0.306 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA6 TYPE
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY LOCKING FEATURE