NSN 5305-00-384-2371

Part Details | THUMBSCREW

5305-00-384-2371 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: 175795PC3, 5305-00-384-2371, 00-384-2371, 5305003842371, 003842371

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-384-237106673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON EXTENDED WASHER

OVAL

Cross Reference | NSN 5305-00-384-2371
Part Number Cage Code Manufacturer
175795PC310001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5305-00-384-2371
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.570 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
FASTENER LENGTH1.250 INCHES NOMINAL
HEAD STYLE0 HEXAGON EXTENDED WASHER
HEAD DIAMETER0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM
HEAD HEIGHT0.470 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
POINT STYLE2 OVAL