Grove Gear 8050 Catalog

Helical - Inline Double Reduction Dimensions Style RBN

BRAVO ®

C

LIFTING EYE ON R887, R897 & R8107 ONLY

AD

Q

X

K

V

FV

VO

FO INPUT KEY FU

Single Reduction Reducers

OUTPUT KEY

OA

UY

M TAP

FZ

U

D

OUTPUT SHAFT

INPUT SHAFT

G

FM TAP

BRAVO ® Worm - Worm

BA

BC

J

B F

H DIA HOLES

E

Double Reduction

A

inch mm

Gearcase

Size

A

AD

B

BA

D

E

F

G

H

J

Q

OA

K

7.48 8.14 207 190 7.48 190 5.72 145 5.72 145

7.93 216 8.50 201 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

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

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

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

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

RBN827

15

0.59

RBN837

15

0.75

RBN847

19

BRAVO ® Helical - Worm

0.75

RBN857

19

Double Reduction BRAVO ® Accessory Kits RBN867 RBN897 RBN8107 RBN887 RBN877 Size RBN827

0.82 21 0.98 35 1.38 38 1.50 28 1.11 25

13.42 288 11.34 288 8.66

9.97 304

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

266

12.59

11.96

13.04

304

320

331

16.08 14.00 356

14.37

15.84

341

365

23

402

387 15.25

17.32

16.78

26 1.02

408

440

290

426

483

Output Shaft - Inches

M

+ 0.000 - 0.001

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

KEY

X

2.83 2.94 5.62 3.27 4.06 4.95 2.43 2.12 2.12

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

N/A 0.25 0.60 N/A N/A 0.35 N/A N/A N/A 0.44 0.44 0.67 0.45 0.64 0.70 0.41 0.40 0.40 FO

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

0.875 0.75 0.625 0.875 0.875 1.375 1.125 1.875 1.875 1.000 1.250 1.000 1.375 1.375 1.625 2.875 2.375 2.125 FU

RBN827 RBN847 RBN837 Size RBN867 RBN887 RBN877 RBN857 RBN8107 RBN897 RBN857 RBN867 RBN8107 RBN877 RBN887 RBN897 RBN847 RBN837

Input Shaft* - Inches

Gearcase/Input

Gear Reducers

FM N/A

1.88 2.25 2.25 FV 2.25 2.25 2.63 3.15 3.75 3.75

FZ

KEY

RBN847 RBN837 RBN827 Model RBN887 RBN877 RBN867 RBN857 RBN8107 RBN897

BC

C

+ 0.000 - 0.001

13.89 11.63 11.26 21.57 17.64 14.93 13.89 27.92 25.33

3.87 3.56 3.45 3.31 5.04 5.82 3.45 6.82 6.07

0.95 0.95 0.69 0.95 0.95 1.23 1.51 2.08 2.08

3/16 x 3/16 x 2 3/16 x 3/16 x 1-1/16 3/16 x 3/16 x 1-1/16

N/A 1/4-20 x 0.75 1/4-20 x 0.75 1/4-20 x 0.75 3/8-16 x 1.00 1/2-18 x 1.41 5/8-18 x 1.50 5/8-18 x 1.50

High Efficiency Helical - Inline

3/16 x 3/16 x 2 3/16 x 3/16 x 2

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

* See Page 444 For Additional Shaft Diameters Available.

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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