NSN 5305-00-172-6943

Part Details | THUMBSCREW

5305-00-172-6943 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: CA270141, CA27014-1, 685129101, 685129-101, 685129101, 685129-101, 685129101, 685129-101, 5305-00-172-6943, 00-172-6943, 5305001726943, 001726943

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 20, 197100-172-694306673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-00-172-6943
Part Number Cage Code Manufacturer
CA27014-129372ARCONIC GLOBAL FASTENERS & RINGS,INC.
685129-10154X10RAYTHEON COMPANYDBA RAYTHEON
685129-10149956RAYTHEON COMPANYDBA RAYTHEON
685129-1013B150RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 5305-00-172-6943
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.218 INCHES NOMINAL
FASTENER LENGTH1.180 INCHES NOMINAL
HEAD STYLE9 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.250 INCHES NOMINAL
HEAD HEIGHT0.530 INCHES NOMINAL
POINT STYLE8 FLAT