NSN 5305-01-181-2487

Part Details | THUMBSCREW

5305-01-181-2487 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: 5511087 ITEM 2, 5511086001, 5511086-001, 5305-01-181-2487, 01-181-2487, 5305011812487, 011812487

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 08, 198401-181-248706673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-01-181-2487
Part Number Cage Code Manufacturer
5511087 ITEM 253711NAVAL SEA SYSTEMS COMMAND
5511086-00153711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 5305-01-181-2487
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.600 INCHES NOMINAL
FASTENER LENGTH1.500 INCHES NOMINAL
HEAD STYLE9 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.750 INCHES NOMINAL
HEAD HEIGHT0.750 INCHES NOMINAL
POINT STYLE9 FLAT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.315 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.090 INCHES NOMINAL
SPECIAL FEATURESKNURL HEAD DIAMOND OR STRAIGHT