NSN 5305-00-784-8644

Part Details | SETSCREW

5305-00-784-8644 An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Alternate Parts: 7280641, 728064-1, 5305-00-784-8644, 00-784-8644, 5305007848644, 007848644

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196200-784-864406672 ( SETSCREW )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

FLAT

CROSS RECESS TYPE 1

ROUND

Cross Reference | NSN 5305-00-784-8644
Part Number Cage Code Manufacturer
728064-198897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 5305-00-784-8644
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.182 INCHES NOMINAL
FASTENER LENGTH0.480 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.300 INCHES NOMINAL
HEAD HEIGHT0.156 INCHES NOMINAL
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
HOLE CONFIGURATION STYLE ROUND
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.047 INCHES NOMINAL
POINT STYLE0 FLAT
POINT LENGTH0.298 INCHES NOMINAL
POINT DIAMETER0.146 INCHES MINIMUM AND 0.156 INCHES MAXIMUM