"P/N 6-74689 IS MADE FROM ONE 6-74689-1 HOUSING 1.500 IN. DIA,3.250 LG,4130 MIL-S-6758 OR 4140 MIL-S-5626,HT 125.000 TO 145.000 PSI PER FSCM 81205,FINISH F-1.20 PER FSCM 81205,ONE HNBE615ZP BEARING 0.9367 DIA,63.0 MICROINCH FINISH,ONE NAS516-1 LUB. FIG.,ITEM HAS 1.375-12UNF-2A THREADS ON ONE END"