Series | 
                                                                        N/A RL | 
                                                                                Basic Lockring Size | 
                                                                        N/A 160 | 
| Material Type1 | N/A A286 CRES | 
                                                                                Material Specification | 
                                                                        N/A AMS 5731 or AMS 5732 or AMS 5734 or AMS 5737 | 
                                                                                Heat Treat | 
                                                                        N/A 32-40 HRc | 
                                                                                Finish | 
                                                                        N/A Passivate per AMS2700 | 
                                                                                A - Dia +.005 -.004 | 
                                                                        N/A 2.546 in | 
                                                                                B - Dia +.004 -.003 | 
                                                                        N/A 2.108 in | 
                                                                                C - Thickness | 
                                                                        N/A 0.193 in | 
                                                                                D - Dia | 
                                                                        N/A 2.444 in | 
                                                                                E - Nr. of External Serrations (Total Teeth), Approx | 
                                                                        N/A 48.000 | 
                                                                                F - Nr. of Internal Serrations | 
                                                                        N/A 45.000 |