NUT
P/N KFN541L3F
NSN 5310 01 251 2360
MFG ARCONIC GLOBAL FASTENERS
 
NEW GOV SURPLUS
SUPPLIER CAGE CODE 03EF7
 
ITEM NAME:   NUT,SELF-LOCKING,HE
DEFINITION:  A nut having a flat bottom and 6 sides. An integral feature is
             incorporated for locking on the threads of a mating member. Excludes
             NUT (1), SELF-LOCKING, CAP.
            
 
CHARACTERISTIC                          VALUE
THREAD CLASS                            3B                                               
THREAD DIRECTION                        RIGHT-HAND                                       
LOCKING FEATURE                         PREVAILING TORQUE ALL METAL DESIGN               
COUNTERBORE DIAMETER                    0.223 INCHES MINIMUM AND 0.228 INCHES MAXIMUM NUT
LUBRICATION                             DRY FILM LUBRICANT                               
NUT STYLE                               HEXAGON                                          
NUT HEIGHT                              0.245 INCHES MAXIMUM                             
NUT COUNTERBORE DEPTH                   0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM NUT
WIDTH ACROSS FLATS                      0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM    
TEMP RATING                             450.0 DEG FAHRENHEIT NOMINAL                     
THREAD SERIES                           UNJF                                              
THREAD QUANTITY PER INCH                32                                               
HARDNESS RATING                         39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C      
                                        MAXIMUM                                           
NOMINAL THREAD SIZE                     0.1900 INCHES                                    
BEARING SURFACE TYPE                    CHAMFERED                                        
MATERIAL                                STEEL OVERALL                                    
SURFACE TREATMENT                       CADMIUM OVERALL                                  
SURFACE TREATMENT DOCUMENT              QQ-P-416 TYPE II CLASS 3 FED SPEC SINGLE TREATMENT
AND CLASSIFICATION                      RESPONSE OVERALL