GENERAL SPECIFICATIONS (HEI) This round is one of 30mm Aircraft cannon ammunition range being fired by GSH-301 aircraft gun mounting on MIG-29 fighter. It has a nose-fuzed (PD) streamlined steel-walled projectile containing explosive payload fixed with brass case primed electrically. GENERAL SPECIFICATIONS (TP) This round is the target practice type of 30mm aircraft cannon ammunition range is fired by GSH-301 mounted on fighter MIG-29 aircraft and intended to be used for training purposes.