BOLT & NUT, HEX HD. M16 X 2P X 50 LG, IS: 1367, GRADE- B, CLASS: 4. 6 & 4., FOR 2325 MM DIA DI. BCB- 65/ 2, SCREW, HEX. HD. ( M16 X 2P X 60 ) MM, FOR 2325 MM DIA DI. BCB- 65/ 2 SKS FAN., WASHER FLAT FOR M- 16 BOLT. ( 18 ), FOR 2325 MM DIA DI. BCB- 65/ 2 SKS FAN., WASHER ( 18 ID X 50 OD X 3. 15TH ) MM, FOR 2325 MM DIA DI. BCB- 65/ 2 SKS FAN.