5970-00-353-4285 (FBE1-2)
NSN 5970-00-353-4285 (NIIN 00-353-4285) is an electrical insulation sheet in Federal Supply Class 5970, Electrical Insulators And Insulating Materials — a material whose thickness is small in comparison to its length and width. Manufacturer part number FBE1-2 (Military Specifications, CAGE 81349); also referenced as MILP15035 (Military Specifications).
Key specs: 40000 V dielectric withstanding voltage; full characteristics table below. NIIN assigned February 1974; DEMIL A (none required); export Schedule B 8546.90.0000.