NSN 5305-01-266-8565

Part Details | SOCKET HEAD CAP SCREW

5305-01-266-8565 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, MILDTL1222, MIL-DTL-1222, 5305-01-266-8565, 01-266-8565, 5305012668565, 012668565

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 31, 198701-266-856516282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

Cross Reference | NSN 5305-01-266-8565
Part Number Cage Code Manufacturer
MIL-S-122281349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MIL-DTL-122281349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 5305-01-266-8565
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.625 INCHES
THREAD QUANTITY PER INCH11
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH2.008 INCHES MINIMUM AND 2.250 INCHES MAXIMUM
FASTENER LENGTH2.190 INCHES MINIMUM AND 2.250 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH170000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.921 INCHES MINIMUM AND 0.938 INCHES MAXIMUM
HEAD HEIGHT0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.500 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA2 TYPE