METRIC STANDARD PARTS 8 977 SCREW FLAT WASHER PAN HEAD CROSS RECESS TAPPING W MM GROUP UNIT SIZE LENGTH PART NO FINISH PRIME USE PKG M4 2 x 1 41 13 11503605 Chrome IVI4 2 x 1 41 20 11502483 Chrome 1 M4 2 x 1 41 20 11503503 Chromium Bright IVI6 3 x 1 81 16 11503424 Chromium Bright M6 3 x 1 81 25 11503438 Chrome M6 3 x 1 81 30 11504761 Phos Organic 8 977 SCREW HEX HD TAPPING Q gv I ww x 4 MM GROUP UNIT SIZE LENGTH PART NO FINISH PRIME USE PKG M5 x 0 8 16 I 11505879 Phos M8 x 1 25 25 11504523 Cad I I10 x 1 5 30 371962 Phos 7 242 1 WAFIEHOUSING AND DISTRIBUTION DIVISION 0F GENERAL MOTORS CORPORATION 89 402