COUPLING: MATERIAL AISI 1045, GRADE JIS S45C, APPLICATION AGITATORS, FFT:FOR FLENDER GEARBOX. MANF NO:(6696-1) USED IN HITACHI OXIDATION REACTOR AGITATOR, MNFR: FLENDER ISHIBASHI MNFR PART NO: UNKNOWN, MNFR: HITACHI LTD MNFR PART NO: UNKNOWN, DRAWING 3121716475 REV: 1 ITEM NO: POS# 12, SPR 3122-715890 (PARTS LIST) REV: 1 ITEM NO: POS# 12, SERIAL NO: 958325201, 958325202