NSN 5305-00-138-6206

Part Details | THUMBSCREW

5305-00-138-6206 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: 2518790, 5305-00-138-6206, 00-138-6206, 5305001386206, 001386206

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 30, 197100-138-620606673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

CHAMFER DOG

Cross Reference | NSN 5305-00-138-6206
Part Number Cage Code Manufacturer
251879030003NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT
Technical Data | NSN 5305-00-138-6206
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.270 INCHES NOMINAL
FASTENER LENGTH0.440 INCHES NOMINAL
HEAD STYLE9 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.750 INCHES NOMINAL
HEAD HEIGHT0.810 INCHES NOMINAL
POINT STYLE CHAMFER DOG
POINT LENGTH0.070 INCHES NOMINAL
POINT DIAMETER0.230 INCHES NOMINAL
POINT CHAMFER ANGLE45.0 DEGREES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT