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Pulley Combinations for the NCA14FA fan with a CK56HB02F01-60HZ1 Phs, 0.75 HP, ODP (Open Drip Proof) Motor
Motor Pulley: 1VL34 x 5/8
5 Turns = 2 Motor Pitch
0 Turns = 3 Motor Pitch
1/2 Turn = 0.1 Motor Pitch
RPM Range Fan Pulley Pitch Dia. Bushing Belt Qty Belt Max Turns Pitch @ Max Turns Min Turns Pitch @ Min Turns
875 - 1114 AK46 x 3/4 4.4 H-3/4 AX20   4.0 2.2 1.0 2.8
Motor Pulley: 1VL40 x 5/8
5 Turns = 2.6 Motor Pitch
0 Turns = 3.6 Motor Pitch
1/2 Turn = 0.1 Motor Pitch
RPM Range Fan Pulley Pitch Dia. Bushing Belt Qty Belt Max Turns Pitch @ Max Turns Min Turns Pitch @ Min Turns
766 - 930 AK66H 6.4 H-3/4 AX26   4.0 2.8 1.0 3.4
942 - 1144 AK54 x 3/4 5.2 H-3/4 AX23   4.0 2.8 1.0 3.4
1043 - 1266 AK54H 4.7 H-3/4 AX23   4.0 2.8 1.0 3.4
1114 - 1352 AK46H 4.4 H-3/4 AX22   4.0 2.8 1.0 3.4
1114 - 1352 AK46 x 3/4 4.4 H-3/4 AX21   4.0 2.8 1.0 3.4
Motor Pulley: 1VP50 x 5/8
5 Turns = 3.6 Motor Pitch
0 Turns = 4.6 Motor Pitch
1/2 Turn = 0.1 Motor Pitch
RPM Range Fan Pulley Pitch Dia. Bushing Belt Qty Belt Max Turns Pitch @ Max Turns Min Turns Pitch @ Min Turns
1039 - 1203 AK66 x 3/4 6.4 H-3/4 AX27   4.0 3.8 1.0 4.4
The manufacturer reserves the right to use alternate motors from alternate vendors that meet the operating requirements of the fan but may have slightly different specifications.