NSN 5305-00-239-7796

Part Details | THUMBSCREW

5305-00-239-7796 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: 7239550P001, 5305-00-239-7796, 00-239-7796, 5305002397796, 002397796

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 07, 196900-239-779606673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-00-239-7796
Part Number Cage Code Manufacturer
7239550P00103538LOCKHEED MARTIN CORPORATIONDIV RMS
Technical Data | NSN 5305-00-239-7796
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.138 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.218 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
FASTENER LENGTH0.280 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT0.280 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
POINT STYLE9 FLAT