NSN 5305-01-121-0345

Part Details | SOCKET HEAD CAP SCREW

5305-01-121-0345 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: 321158826824, 321-1588268-24, 321158826824, 321-1588268-24, 321158826824, 321-1588268-24, 321158826824, 321-1588268-24, 5305-01-121-0345, 01-121-0345, 5305011210345, 011210345

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 29, 198101-121-034516282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HEXAGON

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5305-01-121-0345
Part Number Cage Code Manufacturer
321-1588268-2483298ALLIED SIGNAL INCAEROSPACE EQUIPMENT SYSTEMS
321-1588268-2402LU7HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
321-1588268-2464547HONEYWELL INTERNATIONAL INCDBA HONEYWELL
321-1588268-2456878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5305-01-121-0345
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.940 INCHES MINIMUM AND 1.060 INCHES MAXIMUM
FASTENER LENGTH1.470 INCHES MINIMUM AND 1.530 INCHES MAXIMUM
HEAD STYLE7 HEXAGON COUNTERSUNK
HEAD DIAMETER0.427 INCHES MINIMUM AND 0.437 INCHES MAXIMUM
HEAD HEIGHT0.250 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.250 INCHES MINIMUM
HOLE CONFIGURATION STYLE1 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY2
HOLE DIAMETER0.046 INCHES NOMINAL
SPECIAL FEATURESCOLOR BRONZE