NSN 5305-01-275-1182

Part Details | THUMBSCREW

5305-01-275-1182 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: 683881, 68388-1, 5305-01-275-1182, 01-275-1182, 5305012751182, 012751182

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 17, 198801-275-118206673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-01-275-1182
Part Number Cage Code Manufacturer
68388-109344ROCKWELL COLLINS, INC.DBA RC DISPLAYS SYSTEMS
Technical Data | NSN 5305-01-275-1182
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.300 INCHES NOMINAL
FASTENER LENGTH0.498 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HEAD STYLE6 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.440 INCHES NOMINAL
HEAD HEIGHT0.500 INCHES NOMINAL
POINT STYLE6 FLAT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.140 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.200 INCHES NOMINAL