NSN 5305-01-017-4100

Part Details | THUMBSCREW

5305-01-017-4100 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: CL44SHS, 5305-01-017-4100, 01-017-4100, 5305010174100, 010174100

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 07, 197601-017-410006673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-01-017-4100
Part Number Cage Code Manufacturer
CL44SHS99862CARR LANE MANUFACTURING COMPANYDBA CARR LANE MANUFACTURING
Technical Data | NSN 5305-01-017-4100
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH3.487 INCHES NOMINAL
FASTENER LENGTH4.062 INCHES NOMINAL
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER1.250 INCHES NOMINAL
HEAD HEIGHT0.500 INCHES NOMINAL
POINT STYLE5 FLAT
POINT LENGTH0.531 INCHES NOMINAL
POINT DIAMETER0.750 INCHES NOMINAL
POINT SWIVEL INCLUDED ANGLE40.0 DEGREES NOMINAL
POINT CHAMFER ANGLE15.0 DEGREES NOMINAL
SPECIAL FEATURESTHREADED BALL PERMITTED