Sunder Lal, facing trial in a murder case and lodged in district jail Nasibpur, escaped on Saturday, police said here today.
Five policemen, including a sub-inspector, escorting the undertrial, were placed under suspension.
Lal complained of chest pain was taken to the civil hospital at Narnaul for a check up in a van, police said.
Soon after the check up, he managed to escape on a motorcycle, they said.