NSN 5305-01-057-4668

Part Details | THUMBSCREW

5305-01-057-4668 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: 03517115, 035-17115, 5305-01-057-4668, 01-057-4668, 5305010574668, 010574668

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 14, 197801-057-466806673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-01-057-4668
Part Number Cage Code Manufacturer
035-171159F512PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC PUMP DIVISION
Technical Data | NSN 5305-01-057-4668
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.375 INCHES NOMINAL
FASTENER LENGTH1.594 INCHES NOMINAL
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER1.250 INCHES NOMINAL
HEAD HEIGHT0.281 INCHES NOMINAL
POINT STYLE9 FLAT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.312 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.125 INCHES NOMINAL
SPECIAL FEATURES22 MEDIUM PITCH KNURL