NSN 5305-00-794-7771

Part Details | SETSCREW

5305-00-794-7771 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: 4033117, 403311-7, 5305-00-794-7771, 00-794-7771, 5305007947771, 007947771

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-794-777106672 ( SETSCREW )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

CHAMFER DOG

CROSS RECESS TYPE 1

ROUND

Cross Reference | NSN 5305-00-794-7771
Part Number Cage Code Manufacturer
403311-798897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 5305-00-794-7771
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.260 INCHES MINIMUM
FASTENER LENGTH0.375 INCHES NOMINAL
HEAD STYLE4 CROWNED HEXAGON
HEAD DIAMETER0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM
HEAD HEIGHT0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM
INTERNAL DRIVE STYLE4 CROSS RECESS TYPE 1
HOLE CONFIGURATION STYLE ROUND
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.062 INCHES NOMINAL
POINT STYLE CHAMFER DOG
POINT LENGTH0.120 INCHES NOMINAL
POINT DIAMETER0.180 INCHES NOMINAL
POINT CHAMFER ANGLE45.0 DEGREES NOMINAL