Grove Gear 8050 Catalog

Helical - Inline Quad Reduction Dimensions Style RFQ

Single Reduction Reducers

BRAVO ®

LIFTING EYE ON R887, R897 & R8107 ONLY

C

Q

V

VO

BE1 BE

BF DIA HOLES

(4) HOLES BF

AJ

OUTPUT KEY

AK

AJ

BD

BRAVO ® Worm - Worm Double Reduction

BD

UY

AK

OA

U

OUTPUT SHAFT

SA

BORE

M TAP

BB

GA

AH

inch mm

Gearcase

BRAVO ® Helical - Worm Double Reduction BRAVO ® Accessory Kits

Q

Size

GA

OA

SA

BF

AH AJ

AK

BB

BD

-.0004 -.0029 + 0 -.064 -.0004 -.0029 + 0 -.064 +.0001 -.0027 -.0005 -.0025 + 0 -.051 -.0005 -.0032 + 0 -.072

7.087

8.92 247 9.71 227

2.76

0.16

9.84 250 250 9.84

0.53 14 0.53 14 14 0.53 18 0.69 19 0.75 0.75

0.43 11 0.43 11 18 0.70 15 0.59 25.4 1.00 26 1.02

4.96 146 5.75 126 7.08 180 151 5.94 11.02 280 240 9.45

8.46 8.46 215 215

8.40 9.44 240 213

RFQ857

180

70

4

7.087

2.76

0.16 4 0.16

RFQ867

180

70

9.055

10.43

140 5.51 120 3.93 100 3.15 80 4.72

10.79

13.78 11.81 300 17.74 17.72 451 350

278 10.93 13.05 331 417 17.98 457 16.42

RFQ877

230

265

274

4

9.843

11.81

0.20

12.99

RFQ887

250

300

330

5

13.780

15.75

0.19

16.41

RFQ897

+ 0 -.070

350

400

5

417

+ 0 -.070 -.0005 -.0032

13.780

15.75

0.20

19.00

RFQ8107

350

400

19

450

483

5

Output Shaft - Inches

+ 0.000 - 0.001

1/2-13 x 1.13 1/2-13 x 1.13 M 3/4-10 x 1.61 3/4-10 x 1.61 3/4-10 x 1.61 5/8-11 x 1.38

Size RFQ857 RFQ867 RFQ8107 RFQ877 RFQ887 RFQ897

VO 0.44 0.44 0.67 0.45 0.64 0.70

1.51 1.51 UY 2.34 2.64 1.78 3.19

U

X 2.83 2.94 5.62 3.27 4.06 4.95

2.76 N/A V 3.94 4.72 3.15 5.51

KEY

1.375 1.375 1.625 2.875 2.375 2.125

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

High Efficiency Helical - Inline

NEMA Motor Mounting Dimensions - Inches

Dimension “C”

Frame

Gear Reducers

AJ

AK

BD

BE

BE1 Bore

Keyway

BF

Size

56C

180TC

Dia.

23.99 19.13 17.37 16.33 140TC

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

RFQ8107 RFQ897 RFQ887 RFQ877 RFQ867 RFQ857

- - - -

33.52 30.93

** **

Dimensions subject to change without notice

High Efficiency Helical - Worm

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

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