| 
                            
                              | NK |  | ◆ AT-CUT Crystal
◆ Low Power Consumption
◆ Fast Warm-Up
◆ Overall ± 4.6ppm Including 10 Years Aging
 | 14.3 x 9.3 | 5~40MHz |  |  |  
 | 
                        
                          | 
                            
                              | NF |  | ◆ AT-CUT Crystal
◆ Standard DIP 14 Pin 
◆ Overall ± 4.6ppm Including 10 Years Aging
 | 20.4 x 12.8 | 5~40MHz |  |  |  
 | 
                        
                          | 
                            
                              | NJ |  | ◆ SC-CUT Crystal 
◆ High Stability   
◆ Low Phase Noise
◆ Fast Warm-Up  
 | 25.4 x 22.1 | 5~100MHz |  |  |  
 | 
                        
                          | 
                            
                              | NA |  | ◆ SC-CUT Crystal 
◆ High Stability   
◆ Low Phase Noise
◆ Fast Warm-Up  
 | 25.4 x 25.4 | 5~100MHz |  |  |  
 | 
                        
                          | 
                            
                              | NI |  | ◆ SC-CUT Crystal 
◆ High Stability   
◆ Low Phase Noise
◆ Fast Warm-Up  
 | 36.3 x 27.2 | 5~100MHz |  |  |  
 | 
                        
                          | 
                            
                              | NB |  | ◆ Stratum 3E
◆ SC-CUT Crystal
◆ High Stability   
◆ Low Phase Noise
◆ Fast Warm-Up  
 | 50.8 x 50.8 | 5~100MHz |  |  |  
 |