NSN 5305-00-068-5839

Part Details | SOCKET HEAD CAP SCREW

5305-00-068-5839 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, MS2467837C, MS24678-37C, MS2467837, MS24678-37, MS2467837C, MS24678-37C, 5305-00-068-5839, 00-068-5839, 5305000685839, 000685839

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-068-583916282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5305-00-068-5839
Part Number Cage Code Manufacturer
FF-S-8681348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
MS24678-37C96906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS24678-3796906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS24678-37C80205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-00-068-5839
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.090 INCHES MINIMUM AND 1.400 INCHES MAXIMUM
FASTENER LENGTH1.710 INCHES MINIMUM AND 1.750 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH170000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH150000 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 FLATS0.2500 INCHES MINIMUM AND 0.2530 INCHES MAXIMUM
HOLE CONFIGURATION STYLE1 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY3
HOLE DIAMETER0.047 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA6 TYPE