NSN 5305-00-988-6759

Part Details | THUMBSCREW

5305-00-988-6759 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: NAS13004T8, NAS1300-4T8, 5305-00-988-6759, 00-988-6759, 5305009886759, 009886759

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196000-988-675906673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON EXTENDED WASHER

OVAL

Cross Reference | NSN 5305-00-988-6759
Part Number Cage Code Manufacturer
NAS1300-4T880205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-00-988-6759
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.500 INCHES MAXIMUM
FASTENER LENGTH0.500 INCHES NOMINAL
HEAD STYLE9 HEXAGON EXTENDED WASHER
HEAD HEIGHT0.605 INCHES MINIMUM AND 0.635 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.519 INCHES MINIMUM AND 0.549 INCHES MAXIMUM
POINT STYLE2 OVAL
FEATURES PROVIDED CASEHARDENED