Moong (Mung bean); Vigna radiata is an important pulse crop in our country after Chick Pea and Pigeon pea. It is also known as Green gram a highly nutritious, quick-growing legume crop growing in two season in Sidhi district i.e. in summer and in wet (rainy) season as Kharif crop. The current study was carried out during wet season, of Kharif crop. Nearly 10 species of the insect pest have been founds main damaging pests in the crop. Four species belonged to order Hemiptera and three to Lepidoptera whereas, Coleoptera, Thysanoptera and Diptera share one species each of insect pest. All the major parts of this legume plant viz. leaf, stem, pod and seed were found to be infested. Out of 10 insect pest species, four are sap suckers, two are foliage feeder, one as flower feeder, one as stem feeder and two as pod feeder are recorded. During the course of investigation, five species of natural enemies were found to be associated with the insect pest of Moong of which the Coccinellid beetle was recorded as a major one.