NSN 5305-00-282-9771

Part Details | THUMBSCREW

5305-00-282-9771 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: 5039623, 5305-00-282-9771, 00-282-9771, 5305002829771, 002829771

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-282-977106673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON

FLAT

Cross Reference | NSN 5305-00-282-9771
Part Number Cage Code Manufacturer
503962319200US ARMY ARDEC RDECOM
Technical Data | NSN 5305-00-282-9771
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.594 INCHES MINIMUM
FASTENER LENGTH0.782 INCHES NOMINAL
HEAD STYLE8 DOUBLE HEXAGON
HEAD HEIGHT1.000 INCHES NOMINAL
WIDTH BETWEEN FLATS1.125 INCHES NOMINAL
POINT STYLE8 FLAT
SPECIAL FEATURESHOLE 0.109 FOR TAPER PIN LOCATED 3/32 IN FROM BOTTOM OF SCREW