mechanical electrical and pneumatic spares procurement of mechanical, electrical and other related spares for conveyor system at lpg bottling plant durgapur west bengal , shafts for the helical drive section with key suitable for 3hp, 5hp and 7.5hp & 60mm dia , shafts for the helical drive section with key suitable for 3hp, 5hp and 7.5hp & 65mm dia , head sprocket, 14 teeth split type & 60mm dia , head sprocket, 14 teeth split type & 65 mm dia , tail shaft / idler shaft & f40x400 , tail sprocket, 8 teeth , pilow block with bearing - ucp & 212 , pilow block with bearing - ucp & 213 , conveyor chain, detachable type , chain pins , railing angle & isa40x40x5 , counter weight , 90 deg. curved section ( long radius ) as per equipment specification: eqp-conv-001 & 002 and sketch no. 1 & 3. , friction roller for tb as per sketch 14 , friction roller shaft as per sketch 14 & 60mm dia , friction roller shaft as per sketch 14 & 65 mm dia , wear flat for inner and outer including vertical as per sketch& 40x10 , wt24-2x400 diffuse sensor ( sick ) or equivalent , wl24x430 reflective sensor ( sick ) or equivalent , pneumatic delay timer m / 1430 ( norgren ) or equivalent & 0-5minutes , cvt gun , nut and bolt for 14 teeth split sprocket , teflon roller for twin arm angle stopper , pn cylinder profile barrel type & f50x450 , pn cylinder profile barrel type & f50x300 , pn cylinder & f40x300 , pu tube & 4mm , pu tube & 6mm , pu tube & 8mm , pu tube & 10mm , 3 / 2 antenna valve with antenna head and base mounting , straight and elbow pushin fitting 4x4 , straight and elbow pushin fitting 6x6 , straight andelbow pushin fitting 8x8 , straight and elbow pushin fitting 10x10 , tee fitting 4x4x4 mm , tee fitting 6x6x6 mm , tee fitting 8x8x8 mm , tee fitting 10x10x10 mm , y fitting 4x4x4 mm , y fitting 6x6x6 mm , y fitting 8x8x8 mm , y fitting 10x10x10 mm , reducer fitting 8x6 mm , reducer fitting 6x4 mm , reducer fitting 8x4 mm , reducer fitting 10x8 mm , straightfitting 4x1 / 4 , straightfitting 6x1 / 4 , straight fitting 8x1 / 4 , straightfitting 10x1 / 4 , straightfitting 4x1 / 8 , straightfitting 6x1 / 8 , straight fitting 8x1 / 8 , straightfitting 10x1 / 8 , spring return pneumatic switch ( 5 / 2 ) , push and pull type pneumatic switch , pneumatic hand lever type pneumatic switch , hot air sealing unit gun , hot air sealing unit hose pipe 800mm / 1200mm , brass elbow for hot air sealing unit , portable hot air sealing unit gun , double pilot valve 5 / 2 , single pilot valve 5 / 2 , 3 / 2 valve , or gate valve , and gate valve , twin stopper 90 degree , twin stopper 45 degree adjustable , malleting hammer => limited