NSN 5305-01-386-5232

Part Details | SOCKET HEAD CAP SCREW

5305-01-386-5232 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: 022681, 02268-1, 5305-01-386-5232, 01-386-5232, 5305013865232, 013865232

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 06, 199401-386-523216282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5305-01-386-5232
Part Number Cage Code Manufacturer
02268-114153DEFENSE LOGISTICS AGENCYDBA DEFENSE SUPPLY CENTER
Technical Data | NSN 5305-01-386-5232
Characteristic Specifications
THREAD SERIES DESIGNATOR UNRF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MAXIMUM
FASTENER LENGTH0.747 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
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 STYLE2 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY6
HOLE DIAMETER0.044 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
SPECIAL FEATURESTHIS ITEM IS FLIGHT SAFETY CRITICAL. THREAD IS SAFETY CRITICAL PER MIL-S-8879 UNDER APPLICATION CATEGORY SAFETY CRITICAL. APPLY ONE COAT OF MIL-P-23377, TY 1, CL 1 OR 3 AND TWO TOP COATS OF MIL-C-46168, COLOR CODE 33538 PER FED-STD-595 TO TOP OF HEAD.
CRITICALITY CODE JUSTIFICATIONFEAT