2024 WD CATALOG

73R SERIES

73R SERIES

FANS

BLOWER WHEELS

B

ROTATION Face hub when determining rotation

C

Clockwise

Counter Clockwise

FAN BLADES

Listed in ascending order by blade diameter

Part No. 73R8050 73R8081 73R8100 73R8110 73R8320

Factory No. RD-3133-9P RD-5-13533-0P RD-5-7297-0P RD-4-3508-0P RD-5-10083-0P

Diameter

Bore Diameter

Rotation*

Pitch

Material

A

6 8

1⁄4

CW CW CW CW

— 32° 28° 22° 18°

Plastic

Listed in ascending order by wheel diameter

5⁄16 5⁄16 5⁄16 5⁄16

Steel

[ A ]

[ B ]

[ C ] Hub Inset

10 10 10

Aluminum Aluminum Aluminum

Wheel

Bore

Red Dot Part No. 73R6300 73R6350 73R7215 73R6101 73R6151 73R6251 73R6230 73R6051 73R6253 73R6370 73R6381 73R6270 73R6383 73R7000 73R7071 73R7101 73R7135 73R7130 73R7210 73R7200 73R7202 73R7151 73R7201

Diameter

Width

Diameter

Rotation*

Material

Factory No. RD-5-7312-0P RD-5-7311-0P RD-5-14613-0P RD-3106-38P RD-3106-39P RD-5-3800-1P RD-5-5263-0P RD-5-8618-0P RD-5-10753-0P RD-5-5601-0P RD-5-6651-1P RD-5-8947-0P RD-5-10435-0P RD-5-5656-0P RD-3-4829-1P RD-5-3933-1P RD-5-13230-0P RD-5-10346-0P RD-5-8092-1P RD-5-8092-0P RD-5-10935-2P RD-3-2557-2P RD-5-10935-0P

CCW

SINGLE ENTRY

3 13⁄16 3 13⁄16

2 1⁄2 2 1⁄2

Flat Flat

5⁄16 5⁄16

CCW

Steel Steel

CW CW CW

* Rotation as viewed from discharge side. 6” Diameter 73R8050

5

3

1⁄2

5⁄16

Plastic

10” Diameter 73R8100

8” Diameter 73R8081

5 1⁄4 5 1⁄4 5 1⁄4 5 1⁄4 5 1⁄4 5 5⁄8 5 3⁄4 5 3⁄4 5 3⁄4 5 3⁄4 3 3⁄16 3 5⁄16 3 3⁄4 4 1⁄4 4 3⁄4

2 1⁄2 2 1⁄2 3 7⁄16 3 1⁄2 3 1⁄2 2 3⁄4 3 1⁄8 3 1⁄4 3 1⁄4 3 13⁄16 3 3⁄4 3 7⁄8 3 1⁄4 3 7⁄32 3 7⁄8 3 7⁄8 3 3⁄4 3 3⁄4 3 3⁄4 3

7⁄8 7⁄8

5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16 5⁄16

Steel Steel Steel Steel Steel

CCW

RD-5-7297-0P

RD-5-13533-0P

RD-3133-9P

Flat Flat

CW CW

10” Diameter, 28˚ Pitch

8” Diameter

6” Diameter

7⁄8 7⁄8

CCW CCW CCW

Plastic Plastic

BLOWER MOTORS

1 13⁄16

7⁄8

CW CW

Steel Steel Steel

Flat Flat 1 1⁄8

& FANS

CCW Dual Dual Dual Dual Dual CCW CCW Dual Dual CW

DOUBLE ENTRY

Plastic

1 13⁄16

Steel Steel

& FANS

73R8110

1 7⁄8

RD-4-3508-0P

1 11⁄16 1 1⁄16

Plastic Plastic

10” Diameter, 22˚ Pitch

BLOWER MOTORS

5 5

1 5⁄8

Steel Steel

2

5 1⁄4 5 1⁄4 5 5⁄16

1⁄2

Plastic

1 7⁄8

Steel

1⁄2

Plastic

73R8320

RD-5-10083-0P

10” Diameter, 18˚ Pitch

NOTE: * Rotation is determined by facing hub as pictured

SINGLE ENTRY BLOWER WHEELS

73R6051

73R6101

RD-5-8618-0P

RD-3106-38P

5 1⁄4” diameter, 3 1⁄2” width 5⁄16” bore diameter Hub inset: 7⁄8” Counter Clockwise Rotation Steel

5 1⁄4” diameter, 2 1⁄2” width 5⁄16” bore diameter Hub inset: 7⁄8” Clockwise Rotation Steel

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