NSN 5305-00-072-8448

Part Details | THUMBSCREW

5305-00-072-8448 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: S77720, 5305-00-072-8448, 00-072-8448, 5305000728448, 000728448

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-072-844806673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-00-072-8448
Part Number Cage Code Manufacturer
S7772097370SPX FLOW US, LLCDBA SPX VALVES & CONTROLS
Technical Data | NSN 5305-00-072-8448
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.250 INCHES NOMINAL
FASTENER LENGTH0.875 INCHES NOMINAL
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.500 INCHES NOMINAL
HEAD HEIGHT0.188 INCHES NOMINAL
POINT STYLE9 FLAT
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT