NSN 5305-01-368-4687

Part Details | SOCKET HEAD CAP SCREW

5305-01-368-4687 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: MILS1222, MIL-S-1222, 53A001996, 53A-00-199-6, MILDTL1222, MIL-DTL-1222, 53A001996, 53A-00-199-6, 5305-01-368-4687, 01-368-4687, 5305013684687, 013684687

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 02, 199201-368-468716282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-368-4687
Part Number Cage Code Manufacturer
MIL-S-122281348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
53A-00-199-632386ILLINOIS TOOL WKS INCLINAC DIV
MIL-DTL-122281349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
53A-00-199-653711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 5305-01-368-4687
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.874 INCHES NOMINAL
FASTENER LENGTH1.250 INCHES NOMINAL
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.457 INCHES MINIMUM AND 0.469 INCHES MAXIMUM
HEAD HEIGHT0.306 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM