SCREW SELF-LOCKING
P/N NK500-6-4
NSN 5305-00-003-8044
MFG NYLOCK CORP
 
NEW GOV SURPLUS
SUPPLIER CAGE CODE 03EF7
 
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                            2A                                                
THREAD DIRECTION                        RIGHT-HAND                                       
THREAD LENGTH                           0.157 INCHES MINIMUM                             
FASTENER LENGTH                         0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM    
HEAD STYLE                              FILLISTER                                        
HEAD DIAMETER                           0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM    
HEAD HEIGHT                             0.089 INCHES MINIMUM AND 0.096 INCHES MAXIMUM    
LOCKING FEATURE                         PELLET THREADS                                   
INTERNAL DRIVE STYLE                    SLOT                                             
NOMINAL THREAD DIAMETER                 0.138 INCHES                                     
THREAD QUANTITY PER INCH                32                                               
MATERIAL                                STEEL OVERALL                                    
SURFACE TREATMENT                       CADMIUM OVERALL                                  
DESIGN CONTROL REFERENCE                NK500-6-4                                        
THE MANUFACTURERS DATA                  26233                                            
MANUFACTURERS CODE                                                                       
SURFACE TREATMENT DOCUMENT              QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT     
AND CLASSIFICATION                      RESPONSE OVERALL                                  
THREAD SERIES DESIGNATOR                UNC