NSN 5305-00-453-7517

Part Details | THUMBSCREW

5305-00-453-7517 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: 68C51574P1, 68C51574P1, 6851574P1, 68C51574P1, 5305-00-453-7517, 00-453-7517, 5305004537517, 004537517

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 23, 196900-453-751706673 ( THUMBSCREW )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

FLAT

Cross Reference | NSN 5305-00-453-7517
Part Number Cage Code Manufacturer
68C51574P115226GENERAL ELECTRIC CORE-ENTRY AND ENVIRONMENTAL SYSTEMS
68C51574P123991LOCKHEED MARTIN CORPORATIONDBA ROTARY AND MISSION SYSTEMS
6851574P179272LOCKHEED MARTIN CORPORATIONDIV SPACE SYSTEMS COMPANY
68C51574P107868SPACE AND MISSILE SYSTEMSORGANIZATION
Technical Data | NSN 5305-00-453-7517
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.440 INCHES MAXIMUM
FASTENER LENGTH1.620 INCHES NOMINAL
HEAD STYLE7 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER1.000 INCHES NOMINAL
HEAD HEIGHT0.560 INCHES NOMINAL
POINT STYLE9 FLAT