NP523 is a Norplex-Micarta ShotBlocker® ballistic panel produced using the AGY S-2 Glass®. 

This product brings Norplex-Micarta's uncompromising production processes and consistency to the classic HJ1 formulation. 

NP523 should be considered as a drop-in replacement for all existing composite armor solutions using HJ1 laminate or MIL-L-64154 specified materials. 

NP523 complies with stringent Military requirements as a ballistic resistant material: MIL-L-64154 and MIL-DTL-64154B, Class A, Code 1.