NSN 5305-01-261-1171

Part Details | THUMBSCREW

5305-01-261-1171 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: 77232351, 7723235-1, 5305-01-261-1171, 01-261-1171, 5305012611171, 012611171

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 09, 198701-261-117106673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

CHAMFER DOG

Cross Reference | NSN 5305-01-261-1171
Part Number Cage Code Manufacturer
7723235-192003PARKER HANNIFIN CORPORATIONDIV AEROSPACE GROUP HEADQUARTERS
Technical Data | NSN 5305-01-261-1171
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.164 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.592 INCHES NOMINAL
FASTENER LENGTH0.662 INCHES NOMINAL
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.375 INCHES NOMINAL
HEAD HEIGHT0.400 INCHES NOMINAL
POINT STYLE CHAMFER DOG
POINT LENGTH0.020 INCHES NOMINAL
POINT DIAMETER0.115 INCHES NOMINAL
POINT CHAMFER ANGLE40.0 DEGREES MINIMUM AND 50.0 DEGREES MAXIMUM