Grove Gear 8050 Catalog

Technical Information

High Efficiency Helical - Bevel

Additional Engineering Equations and Conversion Factors Velocity(FPM) = V = .2618 x D x RPM

Gear Reducers

Rotational Speed = RPM =

V (.2618 x D)

Input RPM

= No. Teeth in Driver

= Diameter of Driver

Ratio

=

Output RPM

No. Teeth in Driven Diameter of Driven

High Efficiency Parallel Shaft

Ratio(Total) = Ratio 1

+ Ratio 2

+ Ratio 3

Gear Reducers

Where:

1 inch = 25.4 MM

D = Diameter (inches) HP = Horsepower R= Radius (inches) RPM - Rotational Speed

1 Ib = 4.448 N

1 in-Ib = .11298 Nm

1HP = 746 Watts = .746 kW

1kW = 1.34 HP °F = 9/5 x °C + 32 °C = 5/9 x (°F - 32)

TQ = Torque

V = linear velocity (FPM) W = force or tension (Ibs)

Stainless Steel & WASHGUARD ® High Efficiency Gear Reducers Technical Information Warnings and Cautions Terms and Conditions

CRITICAL MOUNTING DIMENSIONS MOTOR DIMENSIONS $& '& 027256 ‡ 1(0$ & )$&(

The condensed dimensions shown on these pages are for general reference only and are not for construction. The “C” and “AG” dimensions for each catalog item are included in this catalog. Certified drawings of all ratings are available for construction purposes. NEMA KEYWAY SHAFT DIMENSIONS SHAFT DIMENSIONS (U) (R) (S) (U) (R) (S) 5/8 33/64 3/16 2-3/8 2-1/64 5/8 7/8 49/64 3/16 2-1/2 2-3/16 5/8 1-1/8 63/64 1/4 2-7/8 2-29/64 3/4 1-3/8 1-13/64 5/16 3-3/8 2-7/8 7/8 1-5/8 1-13/32 3/8 3-7/8 3-5/16 1 NEMA SHAFT AND KEYWAY DIMENSIONS Q (Inches) KEYWAY NEMA

C

Single Phase Only

AB

N N-W AH

45

45

BB

XO

XP DIA.

Tap

BD AK

P

U

AJ

AA=Conduit Size

Q S is keyway width. U minus R is keyway depth.

NEMA DIMENSIONS (Inches)

Frame Size V S56

N

P

U

N-W

AA

AB

AH

AJ

AK

BB

BD

XO

XP

TAP

KEY

5 19 / 32 6 19 / 32

4 7 / 8

5 7 / 8

1 15 / 16

2 1 / 4

1 7 / 8

2 1 / 16

5 7 / 8

4 1 / 2

6 1 / 2

5 / 8

1 / 2

1 / 8

3 / 8

-16

3 / 16

56

5 5 / 16

7 5 / 32

143T 145T 182T

2 3 / 8

6 19 / 32

2 1 / 4

5 5 / 16

2 1 / 8

5 7 / 8

4 1 / 2

6 1 / 2

2 1 / 4

7 5 / 32

7 / 8

3 / 4

1 / 8

3 / 8

-16

3 / 16

2 7 / 8

8 15 / 32

1 1 / 8

2 3 / 4

6 3 / 8

2 5 / 8

7 1 / 4

8 1 / 2

8 7 / 8

2 1 / 4

9 3 / 32

3 / 4

1 / 4

1 / 2

-13

1 / 4

184T S213T

3 1 / 2

8 15 / 32

3 / 4

6 3 / 8

8 7 / 8

9 3 / 32

213T

1 3 / 8

3 3 / 8

3 1 / 8

7 1 / 4

8 1 / 2

1 / 4

2 1 / 4

1 / 2

-13

5 / 16

—

10 13 / 16

1

8 5 / 16

9

11 3 / 32

215T 2 54TC 256TC

13 1

1 5

1 1

11 5

3 3

7 1

8 1

1

9 5

12 7

1

3

—

4

/ 4

/ 8

/ 4

/ 8

/ 4

/ 4

/ 2

/ 4

/ 8

/ 8

/ 2

-13

/ 8

–

V Blue shading denotes dimensions established by NEMA standard MG1, others are unique to LEESON, and will vary with each manufacturer.

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