NSN 5305-00-841-1851

Part Details | THUMBSCREW

5305-00-841-1851 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: 582382817, 5823828-17, 582382817, 5823828-17, 5305-00-841-1851, 00-841-1851, 5305008411851, 008411851

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 21, 196600-841-185106673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

CONE

ROUND

Cross Reference | NSN 5305-00-841-1851
Part Number Cage Code Manufacturer
5823828-1788277BOEING COMPANY, THEDBA BOEING
5823828-1754519DYTEK LABORATORIES
Technical Data | NSN 5305-00-841-1851
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.000 INCHES NOMINAL
FASTENER LENGTH1.500 INCHES NOMINAL
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.750 INCHES NOMINAL
HEAD HEIGHT0.250 INCHES NOMINAL
HOLE CONFIGURATION STYLE ROUND
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.062 INCHES NOMINAL
POINT STYLE CONE
POINT LENGTH0.500 INCHES NOMINAL