NSN 5305-01-272-8313

Part Details | SOCKET HEAD CAP SCREW

5305-01-272-8313 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: 771A136097, 771A136-097, 771A136097, 771A136-097, 5305-01-272-8313, 01-272-8313, 5305012728313, 012728313

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 15, 198801-272-831316282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

HEXAGON

Cross Reference | NSN 5305-01-272-8313
Part Number Cage Code Manufacturer
771A136-09701289GENERAL ELECTRIC COMPANYDBA GE DIV GE-AVIATION GEAR PLANT
771A136-09717454TIMKEN GEARS & SERVICES INC.DBA PHILADELPHIA GEAR
Technical Data | NSN 5305-01-272-8313
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.120 INCHES MINIMUM
FASTENER LENGTH1.460 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
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 NOMINAL