SCREW
P/N 598742-12
NSN 5305 01 050 3780
MFG HAMILTON SUNDSTRAND
 
NEW GOV SURPLUS
 
ITEM NAME   SCREW,CAP,SOCKET HE
DEFINITION  An externally threaded fastener whose threaded portion is of one
             nominal diameter. The head has an internal socket or multiple spline
             for use with an inserted driver. A locking feature may be incorporated
             in the design of the head or threads. Excludes items with bevel
             (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW,
             SHOULDER; and SCREW, MACHINE.
            
 
CHARACTERISTIC                          VALUE
THREAD CLASS                            3A                                                
THREAD DIRECTION                        RIGHT-HAND                                       
THREAD LENGTH                           0.278 INCHES NOMINAL                             
FASTENER LENGTH                         0.360 INCHES NOMINAL                             
HEAD STYLE                              FLAT CHAMFER                                     
HEAD DIAMETER                           0.218 INCHES MINIMUM AND 0.225 INCHES MAXIMUM    
HEAD HEIGHT                             0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM    
HOLE DIAMETER                           0.026 INCHES MINIMUM AND 0.031 INCHES MAXIMUM    
INTERNAL DRIVE STYLE                    HEXAGON                                          
NOMINAL THREAD DIAMETER                 0.138 INCHES                                     
WIDTH ACROSS FLATS                      0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM    
HOLE QUANTITY                           6                                                 
HOLE TYPE                               DRILLED                                          
THREAD QUANTITY PER INCH                32                                               
HOLE CONFIGURATION STYLE                ROUND                                             
MATERIAL                                STEEL COMP 410 OVERALL                           
MATERIAL DOCUMENT AND                   QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CLASSIFICATION                                                                            
DESIGN CONTROL REFERENCE                598742-12                                        
THE MANUFACTURERS DATA                  73030                                            
MANUFACTURERS CODE                                                                        
THREAD SERIES DESIGNATOR                UNC