NSN 5305-00-248-6809

Part Details | THUMBSCREW

5305-00-248-6809 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: FFT305TYPE2STYLE4, 89, 5305-00-248-6809, 00-248-6809, 5305002486809, 002486809

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-248-680906673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON

FLAT

Cross Reference | NSN 5305-00-248-6809
Part Number Cage Code Manufacturer
FFT305TYPE2STYLE481348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
8979128ROBERT H. WAGER COMPANY, INC.
Technical Data | NSN 5305-00-248-6809
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MAXIMUM
FASTENER LENGTH0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD STYLE0 DOUBLE HEXAGON
HEAD HEIGHT0.605 INCHES MINIMUM
WIDTH BETWEEN FLATS0.844 INCHES MINIMUM
POINT STYLE8 FLAT