NSN 5305-01-249-0452

Part Details | SOCKET HEAD CAP SCREW

5305-01-249-0452 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: 402952, 5305-01-249-0452, 01-249-0452, 5305012490452, 012490452

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 05, 198701-249-045216282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5305-01-249-0452
Part Number Cage Code Manufacturer
40295262983EATON AEROSPACE LLC
Technical Data | NSN 5305-01-249-0452
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.377 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
FASTENER LENGTH1.460 INCHES MINIMUM AND 1.500 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 FLATS0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
HOLE CONFIGURATION STYLE1 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY6
HOLE DIAMETER0.044 INCHES MINIMUM AND 0.050 INCHES MAXIMUM