| MRC | 
                        Requirement Statement | 
                        Characteristics | 
                    
                    
                   
                         
                      
                        | ABNL | 
                        CIRCLE DIAMETER | 
                        0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | 
                      
          
                      
                        | CBBL | 
                        FEATURES PROVIDED | 
                        CASEHARDENED | 
                      
          
                      
                        | CQFM | 
                        HARDNESS RATING | 
                        219.0 BRINELL STANDARD MINIMUM OVERALL AND 258.0 BRINELL STANDARD MAXIMUM OVERALL | 
                      
          
                      
                        | MDCL | 
                        MATERIAL DOCUMENT AND CLASSIFICATION | 
                        QQ-S-633 1035 TO 1040 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | 
                      
          
                      
                        | MATT | 
                        MATERIAL | 
                        STEEL OVERALL | 
                      
          
                      
                        | AXFE | 
                        KEY HEIGHT | 
                        0.308 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | 
                      
          
                      
                        | ACJJ | 
                        KEY SIZE DESIGNATION | 
                        NONSTANDARD SIZE | 
                      
          
                      
                        | ABHP | 
                        OVERALL LENGTH | 
                        0.500 INCHES NOMINAL | 
                      
          
                      
                        | CSPJ | 
                        STARTING EDGE SHAPE | 
                        STRAIGHT | 
                      
          
                      
                        | STYL | 
                        STYLE DESIGNATOR | 
                        ROUND BOTTOM RELIEVED ENDS | 
                      
          
                      
                        | ABNM | 
                        THICKNESS | 
                        0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |