41 bolt hole quantity contains non-asbestos material; thirty seven holes 0.406 in. dia; two holes 0.940 in. dia; one hole 0.312 in. dia; one hole 0.438 in. dia
Used on f15s acft. inner ply shall be type iv, STYLE128 yarn glass fabric per mil-c-9084; outer plies shall be type vii, style 164 yarn per mil-c-9084; impregnation ofthe inner ply shall be such that the inside dia of the finished, curved sleeve shall be smooth, with full coverageof weave interstices