Grove Gear 8050 Catalog

Helical - Inline Triple Reduction Dimensions Style RBQ

Single Reduction Reducers

BRAVO ®

LIFTING EYE ON R887, R897 & R8107 ONLY

C

AD

Q

BE1 BE

(4) HOLES BF

AJ

X

K

AK

V

VO

BD

OUTPUT KEY

OA

DB

UY

M TAP

BORE

U

BRAVO ® Worm - Worm Double Reduction

D

OUTPUT SHAFT

G

"H" DIA. HOLES

J

F B

BA

E

A

inch mm

Gearcase

Size

A

AD

B

BA

D

E

G F H

J

OA

DB

K

Q

7.48 190 5.72 145 7.48 190 5.72 145 8.14 207

253 9.97 216 8.50 7.93 201 168 6.61 7.93 201 168 6.61

9.65 9.13 232 7.87 200 7.87 200 6.30 160 6.30 160

6.30 7.28 185 160 5.51 140 4.53 115 3.94 100 3.94 100 3.94 100 2.95 75 2.95 75

90 3.54 1.50 38 90 3.54 1.50 38

5.32 135 4.33 110 5.32 135 4.33 110 5.91 150

7.68 195 6.50 165 6.50 165 5.12 130 5.12 130

0.59

0.69 18 0.75 19 0.53 14 14 0.53 1.02 26 23 0.91 14 0.53 0.39 10 0.39 10

3.55 102 4.00 90 2.93 74 2.16 55 61 2.39 2.18 55 2.18 1.40 35 1.40 35 55

0.45 9 0.35 11 N/A N/A N/A N/A 6 0.24 N/A N/A N/A N/A 0.29 7 0.29 7

8.48 215 6.68 170 8.48 215 6.68 170

8.40 213 7.29 185 8.40 213 7.29 185

RBQ827

15

0.59

RBQ837

BRAVO ® Helical - Worm Double Reduction BRAVO ® Accessory Kits

15

115 4.53

0.75

1.91

RBQ847

19

49

115 4.53 1.91 49

0.75

RBQ857

19

0.98 0.82 21

9.08 231 240 9.44

130 5.12

1.91 1.91 49

RBQ867

13.42 15.25 387 341 8.66 220 11.34 288

5.51 140 180 7.09 225 8.86 250 9.84

9.84 8.47 215 6.69 170

8.07 205

10.47 266 13.04 331 15.84 402 16.78

12.99 16.41 417 19.00 330 10.79 274

RBQ877

14.37 17.32 440 365 12.59 320 245

25

49

14.00 408 16.08 356 304 11.96

1.11

2.36

10.24

RBQ887

28

60

260

1.38

12.21

73 2.87 3.39

RBQ897

11.42 290 250

35

310

14.57

1.50 38

RBQ8107

426

86

370

483

Output Shaft - Inches

+ 0.000 - 0.001

Output Key

M

Size

VO

UY

U

V

3/8-24 x 0.91

1/4 x 1/4 x 1-1/2

N/A

0.40

1.10

RBQ847 RBQ837 RBQ857 RBQ827 RBQ867 RBQ8107 RBQ877 RBQ887 RBQ897

1.000 1.250 1.375 1.000 1.375 1.625 2.875 2.375 2.125

1/2-13 x 1.13 3/4-10 x 1.61 3/4-10 x 1.61 3/4-10 x 1.61 5/8-11 x 1.38 1/2-13 x 1.13 3/8-24 x 0.88 3/8-24 x 0.91

1/4 x 1/4 x 1-1/2 1/4 X 1/4 x 1-11/16 5/16 x 5/16 x 1-3/4 5/16 x 5/16 x 1-3/4 3/4 x 3/4 x 4-1/8 1/2 x 1/2 x 2-5/8 5/8 x 5/8 x 3-3/4 3/8 x 3/8 x 2-1/4

2.76 3.94 4.72 3.15 N/A 2.36 N/A 5.51

0.41 0.40 0.44 0.44 0.67 0.45 0.64 0.70

1.51 2.34 2.64 1.78 1.51 1.36 1.10 3.19

High Efficiency Helical - Inline

Gear Reducers

NEMA Motor Mounting Dimensions - Inches

Dimension “C”

Size

56C

182TC 184TC

250TC

280TC

Frame

AJ

AK

BD

BE

BE1 Bore

Keyway

BF

Dia.

140TC

RBQ8107 RBQ897 RBQ887 RBQ877 RBQ867 RBQ857 PBQ717 RBQ827 RBQ847 RBQ837

48CZ 3.75 3.00 4.36 0.38 N/A 0.500 1/8 X 1/16 0.28 5.88 4.50 6.50 0.38 N/A 0.625 3/16 X 3/32 0.41 140TC 5.88 4.50 6.50 0.38 N/A 0.875 3/16 X 3/32 0.41 180TC 7.25 8.50 8.50 N/A 0.50 1.125 1/4 X 1/8 0.53 210TC 7.25 8.50 8.50 N/A 0.50 1.375 5/16 X 5/32 0.53 250TC 7.25 8.50 8.50 N/A 0.50 1.625 3/8 X 3/16 0.53 280TC 9.00 10.50 11.25 N/A 0.55 1.875 1/2 X 1/4 0.55 56C

9.60

-

-

-

22.30 16.87 14.97 14.10 13.06 13.06 10.68* 10.68*

- - -

- - -

- - -

- - -

- - - -

-

High Efficiency Helical - Worm

-

- - -

28.34 22.98 17.89

Gear Reducers

28.34 22.98

28.89

-

** 56 Only

Dimensions subject to change without notice

For safety and to comply with local and national safety codes, the purchaser or user must provide protective guards over all shaft extensions and devices mounted thereon.

WARNING

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