Filter Air Handler Unit Size Filter
Dimensions Dimensions
03 06 08 10 12 14 18 20 26 34 41 50 65 75
1 – 2 – 3 1 2 6 4 – 6 7 8 4
1 – – – 3 1 2 4 8 – 12 – 20 10
– – 2 4 – 2 2 – – 4 – 14 – 4
– 2 – – – 2 2 – – 8 – – – 10
High Capacity Filter Sections
Flat Filter Section
2 – – – – – – – – 4 – – – –
2 – – – – – – – – 20 – – – –
– – 6 2 8 4 6 4 2 – 4 – 12 14
– 4 – 4 – 4 4 6 10 – 20 30 30 35
High Efficiency Filter Sections
1 2 2 2 2 3 6 4 5 10 10 15 15 20
1 – 2 3 3 3 – 4 5 – 5 – 3 4
Quantity and Dimensions of Filters for:
Replacement Parts- Note: Confirm the shaft Diameter, when Ordering Parts.
03-12, Forward Curved Shaft Bearing Bearing Shaft Blower
Unit Size, Fan Diameter, Type Diameter Part No. Type Part No. Assembly
03 FC 9” Low Pressure 3/4” 4215V Cartridge 4317Z 4317M
03 FC 9” Med Pressure 1” 4352N Pillow Block 4343N 4322M
06 FC 12” Low Pressure 1” 4350N Cartridge 4318Z 4318M
06 FC 12” Med Pressure 1 3/16” 4353N Pillow Block 4344N 4323M
08 FC 15” Low Pressure 1” 4350N Cartridge 4319Z 4319M
08 FC 15” Med Pressure 1 3/16” 4353N Pillow Block 4345N 4324M
10 FC 18” Low Pressure 1” 4350N Cartridge 4320Z 4320M
10 FC 18” Med Pressure 1 3/16” 4353N Pillow Block 4346N 4325M
12 FC 18” Low Pressure 1” 4350N Cartridge 4320Z 4320M
12 FC 18” Med Pressure 1 3/16” 4353N Pillow Block 4346N 4325M
14-41, Forward Curved Shaft Pillow Block Shaft Blower Blower
Unit size, Fan Diameter, Type Diameter Bearing Wheel Wheel Cut-Off
14 FC 20” Low Pressure 1 3/16” 4353N 4342N 5154E Part of Housing
14 FC 20” Med Pressure 1 3/16” 4353N 4342N 5154E Part of Housing
18 FC 20” Low Pressure 1 3/16” 4353N 4342N 5154E Part of Housing
18 FC 20” Med Pressure 1 3/16” 4353N 4342N 5154E Part of Housing
20FC 22” Med Pressure 1 7/16” 5562N 4522R 5153E 4418T
26 FC 22” Med Pressure 1 7/16” 5562N 4522R 5153E 4418T
34 FC 25” Med Pressure 1 11/16” 5563N 4525R 5179D 4419T
41 FC 30” Med Pressure 1 15/16” 5564N 4500S 5178D 4421T
26-75, Air Foils Shaft Pillow Block
Unit size, Fan Diameter, Type Diameter Bearing
20 AF 18 1/4” Med Pressure 1 7/16” 5562N
26 AF 18 1/4” Med Pressure 1 7/16” 5562N
34 AF 24 1/2” Med Pressure 1 15/16” 5564N
41 AF 30” Med Pressure 2 3/16” 5521T
50 AF 32 3/8” Med Pressure 2 7/16” 5597T
65 AF 39 3/8” Med Pressure 2 11/16” 5875E
75 AF 39 3/8” Med Pressure 2 11/16” 5875E
Air Foil Note: For sizes 41-75 Air Foils, for parts other than
bearing replacement, Contact the Factory.
Call the parts department, 800-686-7278,
with air handler model number, and discharge
arrangement. Heatcraft Refrigeration Products
can then advise the correct blower assembly
description for you.
2” x 16” x 20”
2” x 20” x 20”
2” x 16” x 25”
2” x 20” x 25”
2” x 16” x 20”
2” x 20” x 20”
2” x 16” x 25”
2” x 20” x 25”
2” x 16” x 20”
2” x 20” x 20”
2” x 16” x 25”
2” x 20” x 25”
2” x 16” x 20”
2” x 20” x 20”
2” x 16” x 25”
2” x 20” x 25”
24” x 24”
12” x 24”
24” x 24”
12” x 24”
Note: For sizes 03-12, it is less expensive to replace the blower assembly than to replace the blower wheel. Blower assembly also includes bearings and shaft
Note: For sizes 14-41 Forward Curved Fans, it is less expensive to replace the blower wheel than to replace the blower assembly.
Heatcraft Refrigeration Products LLC
2175 West Park Place Blvd. • Stone Mountain, GA 30087
770.465.5600 • Fax: 770.465.5990 • www.heatcraftrpd.com