Grove Gear 8050 Catalog

Helical - Inline Double Reduction Dimensions Style RBQ

BRAVO ®

C

LIFTING EYE ON R887, R897 & R8107 ONLY

AD

Q

X

BE1 BE

K

V

(4) HOLES BF

VO

AJ

OUTPUT KEY

AK

Single Reduction Reducers OA

BD

UY

M TAP

U

D

OUTPUT SHAFT

BORE

G

"H" DIA. HOLES

J

BA

B F

E

BRAVO ® Worm - Worm

A

inch mm

Gearcase

Double Reduction

Size

A

AD

B

BA

D

E

F

G

H

J

Q

OA

K

115 4.53 130 5.12 7.09 180 180 5.51 115 4.53 90 3.54 90 3.54 9.84 250 8.86 225

N/A 6 0.24 N/A N/A N/A N/A N/A 11 0.35 9 0.40 N/A N/A 0.29 7 0.29 7

7.48 8.14 207 190 7.48 190 5.72 145 5.72 145

7.93 216 8.50 201 9.97 7.93 201 168 6.61 168 6.61

7.87 9.13 232 200 320 9.65 7.87 200 6.30 160 6.30 160

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

5.32 5.91 150 135 6.69 170 5.32 135 4.33 110 4.33 110 8.47 215 9.84 250 11.42

7.68 195 165 6.50 6.50 165 5.12 130 5.12 130

0.59

0.53 14 14 0.53 0.91 19 0.75 18 0.69 14 0.53 0.39 10 0.39 10

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

8.48 215 9.08 231 8.48 215 6.68 170 6.68 170

240 8.40 213 9.44 8.40 213 7.29 185 7.29 185

RBQ827

15

0.59

RBQ837

15

0.75

RBQ847

19

0.75

RBQ857

19

0.82 21 0.98 35 1.38 38 1.50 28 1.11 25

BRAVO ® Helical - Worm

RBQ867

13.42 288 11.34 288 8.66

12.21 14.57 310 370 10.24 260 205 8.07

10.47

19.00 16.41 417 12.99 330 274 10.79

RBQ877

Double Reduction BRAVO ® Accessory Kits Size

304

266

11.96

12.59

13.04

RBQ887

304

320

331

16.08 14.00 356

14.37

15.84

RBQ897

341

365

23

402

387 15.25

17.32

16.78

26 1.02

RBQ8107

408

440

290

426

483

Output Shaft - Inches

+ 0.000 - 0.001

M

U

1.51 1.51 2.34 2.64 1.78 1.10 1.36 1.10 UY 3.19

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

VO

Output Key

X

2.83 2.94 5.62 3.27 4.06 4.95 2.43 2.12 2.12

RBQ857 RBQ867 RBQ8107 RBQ877 RBQ887 RBQ897 RBQ847 RBQ837 RBQ827

1/2-13 x 1.13 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 3/8-24 x 0.91 3/8-24 x 0.088 3/8-24 x 0.91

0.44 0.44 0.67 0.45 0.64 0.70 0.41 0.40 0.40

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

1.000 1.250 1.000 1.375 1.375 1.625 2.875 2.375 2.125

NEMA Motor Mounting Dimensions - Inches

Dimension “C”

Frame

AJ

AK

BD

BE

BE1 Bore

Keyway

BF

Size

Dia.

250TC

56C

180TC

210TC

280TC

364TC/366TC 324TC/326TC

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 320TC 11.00 12.50 14.00 N/A 0.55 2.125 1/2 X 1/4 0.65 360TC 11.00 12.50 14.00 N/A 0.55 2375 5/8 X 5/16 0.65 56C

140TC

RBQ8107 RBQ897 RBQ887 RBQ877 RBQ867 RBQ857 RBQ847 RBQ837 RBQ827 PBQ717

9.90 9.90 8.83

-

- -

- - -

- -

- -

14.83 18.45 13.16 12.12 12.12 23.19 20.89 11.21 11.21

Gear Reducers

- -

-

- -

- 14.15 12.14 11.10 11.10

14.83 18.45 13.16 12.12 12.12 23.49 20.89

-

- -

- - -

- - - -

High Efficiency Helical - Inline

18.45 14.83 20.89 23.49

19.00 20.89 23.49

- -

22.15 24.75

Dimensions subject to change without notice

Gear Reducers

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

High Efficiency Helical - Worm

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