Service Information Guide (All) 14A-17 1. Hex bolt (4.8, 4T) 2. Hex bolt (4.8, 4T) 3. Flange bolt (4.8, 4T) 4. Flange bolt (4.8, 4T) 5. Hex bolt (7T) 6. Flange bolt (7T) 7. Hex bolt (Thermally refined 8.8) 8. Hex bolt (Thermally refined 8.8) 9. Hex bolt (Non-thermally refined 8.8) 10. Hex bolt (Non-thermally refined 8.8) 11. Flange bolt (8.8) 12. Flange bolt (8.8) 13. Hex bolt (9.8, 9T) 14. Hex bolt (9.8, 9T) 15. Flange bolt (9.8, 9T) 16.
Flange bolt (9.8, 9T) Pipe diameter Tightening torque for medium and heavy duty vehicles Flare nut width across flats Old New Tightening torque for the flare nut Service standard value ： 4.6 mm { 0.181 in } ： 12.8 to 18.6 N・m { 1.3 to 1.9 kgf・ m / 9 to 14 lb・ft } ： 14 mm { 0.55 in } ： 14 mm { 0.55 in } ： 6.35 mm { 0.25 in } ： 23.5 to 49.0 N・m { 2.4 to 5.0 kgf・ m / 17 to 36 lb・ft } ： 17 mm { 0.67 in } ： 17 mm { 0.67 in } ： 8.0 mm { 0.31 in } ： 23.5 to 49.0 N・m { 2.4 to 5.0 kgf・ m / 17 to 36 lb・ft } ： 19 mm { 0.75 in } ： 17 mm { 0.67 in } ： 10.0 mm { 0.39 in } ： 44.1 to 93.2 N・m { 4.5 to 9.5 kgf・ m / 33 to 69 lb・ft } ： 22 mm { 0.87 in } ： 19 mm { 0.75 in } ： 12.0 mm { 0.47 in } ： 58.8 to 137.3 N・m { 6.0 to 14.0 kgf・ m / 43 to 101 lb・ft } ： 27 mm { 1.06 in } ： 24 mm { 0.94 in } ： 15.0 mm { 0.59 in } ： 78.5 to 156.9 N・m { 8.0 to 16.0 kgf・ m / 58 to 116 lb・ft } ： 30 mm { 1.18 in } ： 30 mm { 1.18 in }