supply of spares for gr make 220kv isolators at 400kv sub station bareilly under electy . 400kv sub station division , bareilly , supply of following spares for gr make 220kv isolators at 400kv sub station bareilly under electy . 400kv sub station division , bareilly :220kv male contact arm assembly complete with male contact , suitable for gr make 220kv isolators , as per sample . , 220kv female contact arm assembly complete with female contact , suitable for gr make 220kv isolators , as per sample . , 220kv rotating head assembly , suitable for gr make 220kv isolators , as per sample . , 220kv male contact duly made of silver polished electrolytic copper & molded in hammer shape with fixing arrangement , suitable for gr make 220kv isolators , as per sample . , 220kv female contact assembly duly made of silver polished electrolytic copper fingers consisting of 8 no . big fingers & 8 no . small fingers with fixing arrangement , suitable for gr make 220kv isolators , as per sample .