| MRC | 
                        Requirement Statement | 
                        Characteristics | 
                    
                    
                   
                         
                      
                        | AAWH | 
                        DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 
                        0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM | 
                      
          
                      
                        | CSNG | 
                        EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 
                        1 | 
                      
          
                      
                        | AASB | 
                        FASTENER LENGTH | 
                        0.781 INCHES NOMINAL | 
                      
          
                      
                        | AAWC | 
                        FIRST DIAMETER FROM HEAD | 
                        0.178 INCHES NOMINAL | 
                      
          
                      
                        | AASL | 
                        HEAD DIAMETER | 
                        0.172 INCHES MINIMUM AND 0.182 INCHES MAXIMUM | 
                      
          
                      
                        | AASU | 
                        HEAD HEIGHT | 
                        0.157 INCHES NOMINAL | 
                      
          
                      
                        | AASK | 
                        HEAD STYLE | 
                        FLAT CHAMFER | 
                      
          
                      
                        | MDCL | 
                        MATERIAL DOCUMENT AND CLASSIFICATION | 
                        MIL-N-894 CLASS B (CANCELED) MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | 
                      
          
                      
                        | MATT | 
                        MATERIAL | 
                        NICKEL ALLOY R-405 OVERALL | 
                      
          
                      
                        | AHYM | 
                        NOMINAL THREAD DIAMETER | 
                        0.250 INCHES | 
                      
          
                      
                        | ABQZ | 
                        INTERNAL DRIVE STYLE | 
                        CROSS RECESS TYPE 1 | 
                      
          
                      
                        | AAJD | 
                        THREAD CLASS | 
                        2A | 
                      
          
                      
                        | AAJF | 
                        THREAD DIRECTION | 
                        RIGHT-HAND | 
                      
          
                      
                        | AASA | 
                        THREAD LENGTH | 
                        0.704 INCHES MINIMUM | 
                      
          
                      
                        | CMLP | 
                        THREAD QUANTITY PER INCH | 
                        20 | 
                      
          
                      
                        | THSD | 
                        THREAD SERIES DESIGNATOR | 
                        UNC |