supply of driver seat complete assembly to drg. no. 726-6-1-001 alt.driver seat complete assembly to drg. no. 726-6-1-001 alt.,driver seat complete assembly to drg. no. 726-6-1-001 alt. n, col.-1 (item no. 16) for train- 18 spare to be used in 3 phase locomotives. note : (1) all the crew friendly features of train-18 driver seat like head rest, arm support, front and back seat movement, reclining back support, vertical height adjus tment, leatherette seat cover with comfortable cushion to be identical to train-18 driver seat of make : f. i.s.a. srl (italy), (2) suitable structural modification as necessitated by 3 phase loco cab base to windshield viewing height to be done by firm only without any additional cost. (3) firm should have supplied train-18 driver seat for train 18 or as train-18 spare for 3 phase loco past performance. make : f.i.s.a srl (italy) or vijayjyot or volvo or medha servo drives or similar. [ warranty period: 30 months after the date of delive ry ] ]