NSN 5305-00-849-5641

Part Details | THUMBSCREW

5305-00-849-5641 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: 227B621H01, 227B621H01, 5305-00-849-5641, 00-849-5641, 5305008495641, 008495641

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196200-849-564106673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-00-849-5641
Part Number Cage Code Manufacturer
227B621H0197942NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN SYSTEMS
227B621H0179500WESTINGHOUSE ELECTRIC CORP
Technical Data | NSN 5305-00-849-5641
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.400 INCHES MINIMUM
FASTENER LENGTH0.968 INCHES NOMINAL
HEAD STYLE9 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.500 INCHES NOMINAL
HEAD HEIGHT0.500 INCHES NOMINAL
POINT STYLE6 FLAT