TM 5-3805-260-24 RADIATOR (1) Torque for radiator mount bolts ....................................47 3 lb.  ft (63 4 N m) V-BELT TENSION CHART BELT SIZE WIDTH BELT TOP WIDTH TOP OF PULLEY GROOVE BELT TENSION “INITIAL”* GAUGE READING BELT TENSION “USED”** GAUGE READING BORROUGHS GAUGE NUMBERS in mm in mm lb. N lb. N OLD GUAGE NO. NEW GUAGE NO. 3/8 .422 10.72 .380 9.65 100 5 44522 905 40022 BT-33-73F BT-33-95 ½ .547 13.89 .500 12.70 1205 53422 9010 40044 BT-33-96-4-16 BT-33-95 5V .625 15.88 .600 15.24 1205 53422 9010 40044 BT-33-732-4-15 BT-33-72C 11/16 .688 17.48 .625 15.88 1205 53422 9010 40044 BT-33-72-4-15 BT-33-72C ¾ .750 19.05 .690 17.53 1205 53422 9010 40044 BT-33-72-4-15 BT-33-72C 15/16 .938 23.83 .878 22.30 1205 53422 9010 40044 BT-33-72-4-15 BT-33-72C MEASURE TENSION OF BELT FARTHEST FROM THE ENGINE *”INITIAL” BELT TENSION is for a new belt **”USED” BELT TENSION is for a belt which has more than 30 minutes of operation at rated speed of engine.    A10232X5 1-21