SEAL, RING: MATERIAL SS 304L, APPLICATION SCREW CONVEYOR, FFT:#1 STELLITE WELDED; FOR DRIVE END SIDE DIAPHRAGM SEAL UNIT; JOB NO TKB929, OEM: MITSUI ENGINEERING & SHIPBUILDING CO.LTD. OEM PART NO: UNK, MNFR: NIPPON VALQUA INDUSTRIES LTD MNFR PART NO: UNK, MNFR DRG VM-3008894E REV: N/A ITEM NO: 4, REFERENCE NO: PDOUN-VD6-150