NSN 5305-01-072-4455

Part Details | THUMBSCREW

5305-01-072-4455 An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).

Alternate Parts: 12280482, 5305-01-072-4455, 01-072-4455, 5305010724455, 010724455

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 01, 197901-072-445506673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-01-072-4455
Part Number Cage Code Manufacturer
1228048219200US ARMY ARDEC RDECOM
Technical Data | NSN 5305-01-072-4455
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.620 INCHES NOMINAL
FASTENER LENGTH1.750 INCHES NOMINAL
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER1.120 INCHES NOMINAL
HEAD HEIGHT0.310 INCHES NOMINAL
POINT STYLE8 FLAT
FEATURES PROVIDED CASEHARDENED
END ITEM IDENTIFICATIONM1 TANK