Wire Rope Dia Ref. | 
                                                                        N/A 5/16 | 
                                                                                MBS (lbs) | 
                                                                        N/A 17,500 | 
                                                                                Thread T UNF-3A | 
                                                                        N/A ½ - 20 | 
                                                                                A + .010 - .000 Dia | 
                                                                        N/A .563 | 
                                                                                B Max. | 
                                                                        N/A .0058 | 
                                                                                C +.006 -.000 Dia.(in) | 
                                                                        N/A .425 | 
                                                                                D ± .031 | 
                                                                        N/A .900 | 
                                                                                J ± .005 | 
                                                                        N/A .469 | 
                                                                                M Max. | 
                                                                        N/A .4678 | 
                                                                                M Min. | 
                                                                        N/A .4597 | 
                                                                                S Dia | 
                                                                        N/A 1.188 | 
                                                                                Y ± .047 | 
                                                                        N/A .1000 | 
                                                                                Z + .031 - .015 | 
                                                                        N/A 3.625 | 
            MS21255C Stainless Steel
(Same as NAS 647) (Replaces AN 170)
(Same as NAS 647) (Replaces AN 170)