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                        Gearheads from 1 hp to 15hp

HP Ratio Model QTY Input Output

1

4

RELIANCE: 1hp C0-RPM: 420

2

"

"

1

4

BOSTON: 1hp CO-RPM: 431

1

"

1-3/8"

1

5

RELIANCE: 1hp CO-RPM: 350

1

7/8"

2-1/2"

1

13.5

EURODRIVE: S31DT80K2 GEARHEAD

1

C-FACE

3/4"

1

16.5

EURODRIVE: S31DT80K2 GEARHEAD

1

C-FACE

3/4"

1

16.5

EURODRIVE: S31DT80K2BMHR

2

C-FACE

3/4"

1

17.5

DAYTON (U.S.): 1hp CO-RPM: 100

1

"

1"

1

18

RELIANCE: P56WG16A GEARHEAD

1

"

7/8"

1

20

RELIANCE: 56WG16B GEARHEAD

1

"

7/8"

1

20

RELIANCE: 56/175/20 GEARHEAD

1

56C

7/8"

1

20

RELIANCE: 56WG16B GEARHEAD

1

"

7/8"

1

20

RELIANCE: 1hp CO-RPM: 87

1

"

"

1

22.4

U. S.: CBN-2102-S-B3-22

2

"

1"

1

25.4

LINK-BELT: DM-10 GEARHEAD

1

"

"

1

25.7

EURODRIVE: S40DT80K40N GEARHEAD

1

"

"

1

25.77

EURODRIVE: S40DT80N4 GEARHEAD

1

C-FACE

1"

1

30

RELIANCE: R56WG21B GEARHEAD

3

56C

1-1/8"

1

39

U. S.: 1hp CO-RPM: 45

1

"

1"

1

40

HYTROL: 4M

5

.75"

1"

1

40

HYTROL: 4M

4

.75"

1"

1

40

HYTROL: 4A

2

.75"

1"

1

40

HYTROL: 4A

1

145TC

1"

1

50

BOSTON: UF132JF-50 GEARHEAD

1

"

1-3/8"

1

50

BOSTON: 1hp CO-RPM: 34.8

2

182C

"

1

50

BOSTON: 1hp CO-RPM: 35

1

"

1-1/4"

1

60

OHIO: U-32-MC GEARMOTOR

1

"

1-5/8"

1.04

50

BROWNING: 262C1-50-E

1

56C

1-1/8"

1.04

60

PERFECTION: TC2660-C

1

56C

1-1/8"

1.06

30

BROWNING: 237C1-LR30-E

1

56C

1-1/8"

1.06

30

BOSTON: F724-30-B5-G

1

56C

1-1/8"

1.08

20

RELIANCE: R56WG16A GEARHEAD

1

"

7/8"

1.08

20

WINSMITH: 200MWU GEARHEAD

61

"

1"

1.11

5

BOSTON: F713-5-B5-G

2

56C

5/8"

1.12

15

HUB CITY: 184

3

56C

3/4"

1.13

60

RELIANCE: 56/350/60 GEARHEAD

1

56C

1-1/2"

1.14

40

WINSMITH: M263T GEARHEAD

1

56C

"

1.16

60

BROWNING: 300Q-56H-60

1

"

2-3/16"

1.17

6.25

RELIANCE: 56-140/SM16A GEARHEAD

1

56C

3/4"

1.18

18

RELIANCE: L56WG16A GEARHEAD

1

"

7/8"

1.25

30

HYTROL: 4M

2

3/4"

1"

1.25

30

HYTROL: 4M

1

3/4"

1"

1.28

15

BOSTON: F721-15-B5-G

1

56C

1"

1.29

15

BOSTON: F721-15-B5-H

1

"

1"

1.4

15

BOSTON: F721-15-B7-G

2

"

1"

1.46

40

BOSTON: F732-40-B7-G

1

"

1-3/8"

1.5

7.5

U. S.: 1-1/2hp CO-RPM: 233

1

"

1-1/8"

1.5

8

U. S.: 1-1/2hp CO-RPM: 230

1

"

"

1.5

10

HYTROL: H-4

1

3/4"

1"

1.5

10

HYTROL: 4M

1

3/4"

1"

1.5

15

RELIANCE: 145WG21A GEARHEAD

1

145

1-1/8"

1.5

15

WINSMITH: 237MWT GEARHEAD

1

56C

1-1/4"

1.5

15

GROVE: HMQ1206-15

3

"

1-1/4"

1.5

20

HYTROL: 4M

1

.75"

1"

1.5

20

HYTROL: 4A

1

"

1"

1.5

20

HYTROL: 4M

8

3/4"

1"

1.5

20

HYTROL: 4M

1

.75"

1"

1.5

25

RELIANCE: 145WG21A GEARHEAD

1

"

1-1/8"

1.5

25

RELIANCE: 1-1/2hp CO-RPM: 70

1

"

1-1/8"

1.5

25

RELIANCE: 145WG21B GEARHEAD

1

"

1-1/8"

1.5

25

RELIANCE: 145WG21A GEARHEAD

1

145

1-1/8"

1.5

25

RELIANCE: 145WG21A GEARHEAD

1

"

1-1/8"

1.5

25.7

U. S.: CBN-2202-S-B3-25

2

"

1-1/4"

1.5

30

BOSTON: F724-30-B7-G

1

"

1-1/8"

1.5

40.7

U. S.: CBN-2303-S-B7-40-UC140

1

184C

1-1/2"

1.5

50

ELECTRA: 1hp CO-RPM: 43

2

"

1-1/4"

1.5

50

RELIANCE: 145CG16A GEARHEAD

1

145

1-1/8"

1.51

10

HUB CITY: 184

1

56C

3/4"

1.52

5

ALLING-LANDER: 2150-F-13

4

"

5/8"

1.52

25

RELIANCE: 262 GEARHEAD

1

"

1-1/8"

1.54

12

RELIANCE: 56/200/12.7 GEARHEAD

1

56C

1"

1.54

50

RELIANCE: 56CM16A GEARHEAD

2

"

1-1/8"

1.55

5

BOSTON: F715-5-G

1

"

3/4"

1.57

20

BOSTON: F724-20-B5-G

1

56C

1-1/8"

1.58

20.9

RELIANCE: DM16A GEARHEAD

14

56C

1-1/8"

1.72

10

BROWNING: 206C1-LR-10E

2

56C

7/8"

1.73

100

ELECTRA: 1.73hp CO-RPM: 17.5

1

"

1-1/4"

1.76

5

BOSTON: F718-5-B7-G GEARHEAD

1

"

7/8"

1.9

10

BOSTON: F721-10-B5-G

2

56C

1"

2

15

EBERHARDT: 2hp CO-RPM: 122

1

"

"

2

20

U. S.: 2hp CO-RPM: 20

1

"

"

2

30

WESTINGHOUSE: 2hp CO-RPM: 58

1

"

1-1/4"

2

30

RELIANCE: 145CG16A GEARHEAD

1

"

7/8"

2

30

CONE-DRIVE: MU-250300-CUKW

1

"

1-1/4"

2

31

U. S.: 2hp CO-RPM: 56

1

"

1-1/2"

2

31.4

RELIANCE: DM21A GEARHEAD

1

145TC

1-3/8"

2

33

U. S.: 2hp CO-RPM: 33

1

"

"

2

36

HYTROL: 5M

1

3/4"

1-1/4"

2.01

10

HUB CITY: 214

10

143TC

7/8"

2.09

20

BROWNING: R262Q140H-20-115

1

140C

1-15/16 ID

2.14

5

RELIANCE: 56/175/5 GEARHEAD

2

5/8"

7/8"

2.14

5

RELIANCE: 56/175/5 GEARHEAD

1

"

7/8"

2.3

15

BROWNING: 300C1-LR-15E

1

"

1-1/4"

2.34

20

HUB CITY: 264

1

"

1-1/4"

2.38

10

BOSTON: F724-10-B7-J

1

140TC

1-1/8"

2.38

10

BOSTON: F724-10-B7-J

1

140TC

1-1/8"

2.4

25

RELIANCE: 56CM16B GEARHEAD

1

56C

1-1/8"

2.4

25

RELIANCE: 56CM16B GEARHEAD

2

"

1-1/8"

2.5

125

ALLING-LANDER: 2.5hp RPM: 14

1

"

1"

2.68

15

GROVE: BMQ1238-3

1

"

1-1/8"

2.9

10

HYTROL: 4M

4

3/4"

1"

3

10

RELIANCE: 140/262-10 GEARHEAD

1

140TC

1-1/8"

3

25

RELIANCE: 56CM16B GEARHEAD

1

"

1-1/8"

3

25

RELIANCE: 56CM16B GEARHEAD

1

"

1-1/8"

3

288

RELIANCE: 215CG40A GEARHEAD

1

1-1/8"

2-5/8"

3.06

15

WINSMITH: M300U GEARHEAD

1

"

1-3/8"

3.13

20

BROWNING: 300Q-56LR-20A

1

56C

1-1/4"

3.23

10

BOSTON: F726-10-B9-G

1

184TC

1-1/8"

3.37

181.5

EATON: 30ABT GEARHEAD

1

"

1-3/8"

5

9.27

EURODRIVE: S70LP/182TC GEARHEAD

2

182TC

1-3/4"

5

9.27

EURODRIVE: S70LP/182TC GEARHEAD

2

182TC

1-3/4"

5

9.63

EURODRIVE: S72LP/182TC GEARHEAD

2

182TC

1-3/4"

5

9.63

EURODRIVE: S72LP/182TC GEARHEAD

1

182TC

1-3/4"

5.33

3.4

RELIANCE: SM21A GEARHEAD

1

182TC

1-1/8"

5.41

25

RELIANCE: 56CM21J GEARHEAD

1

56C

1-1/8"

5.76

2

GROVE: TXQ2-2

1

"

5/8"

5.96

15

RELIANCE: G-15

1

182TC

1-1/2"

7.51

10

HUB CITY: 324

1

184TC

1-3/8"

9.16

17.1

DODGE: 210/DM28A GEARHEAD

1

"

2"

10.28

10.75

NORD: SK-32100V 182/184TC

1

7/8"

1-7/8"

15

0.75

RELIANCE: 56WG16B GEARHEAD

1

"

"

50

15

BOSTON: F713-15-B5-G

1

56C

5/8"


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