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Single Reduction
Worm Gear Reducers
Double Reduction
Worm - Worm Gear Reducers
Double Reduction
Helical - Worm Gear Reducers
WASHGUARD
®
Reducers
and GEAR+MOTOR™
Ratio Multipliers
Accessories and
Additional Capabilities
Size 815
Output
Input
Output
Input
Output
Torque
Left Hand
Right Hand
Double Extension
Hollow Output
Ratio
RPM RPM HP
HP
(lb-in)
Catalog No.
Catalog No.
Catalog No.
Catalog No.*
2500 500
2.310
2.151
271
1750 350
1.939
1.794
323
5
1170 234
1.537
1.408
379
__8150001
__8150013
__8150025
__8150501.10
100
20
0.235
0.167
526
2500 333
1.785
1.619
306
1750 233
1.522
1.368
370
7.5
1170 156
1.205
1.068
431
__8150002
__8150014
__8150026
__8150502.10
100
13
0.196
0.125
591
2500 250
1.500
1.324
334
1750 175
1.279
1.116
402
10
1170 117
1.014
0.869
468
__8150003
__8150015
__8150027
__8150503.10
100
10
0.176
0.101
639
2500 166
1.174
0.982
371
1750 116
1.003
0.826
446
15
1170 78
0.800
0.643
519
__8150004
__8150016
__8150028
__8150504.10
100
6.7
0.155
0.075
706
2500 125
1.077
0.860
434
1750 87
0.919
0.719
518
20
1170 58
0.734
0.557
600
__8150005
__8150017
__8150029
__8150505.10
100
5.0
0.155
0.064
807
2500 100
0.881
0.670
422
1750 70
0.752
0.559
503
25
1170 46
0.602
0.431
580
__8150006
__8150018
__8150030
__8150506.10
100
4.0
0.137
0.049
775
2500 83
0.729
0.526
398
1750 58
0.630
0.442
478
30
1170 39
0.510
0.344
555
__8150007
__8150019
__8150031
__8150507.10
100
3.3
0.124
0.040
754
2500 62
0.649
0.432
435
1750 43
0.560
0.361
520
40
1170 29
0.456
0.279
601
__8150008
__8150020
__8150032
__8150508.10
100
2.5
0.122
0.032
808
2500 50
0.536
0.329
415
1750 35
0.464
0.274
494
50
1170 23
0.379
0.211
569
__8150009
__8150021
__8150033
__8150509.10
100
2.0
0.110
0.024
760
2500 41
0.451
0.257
389
1750 29
0.391
0.214
462
60
1170 19
0.321
0.165
532
__8150010
__8150022
__8150034
__8150510.10
100
1.7
0.099
0.019
707
2500 31
0.219
0.109
220
1750 21
0.204
0.093
269
80
1170 14
0.176
0.073
314
__8150011
__8150023
__8150035
__8150511.10
100
1.3
0.032
0.008
418
2500 25
0.155
0.069
175
1750 17
0.145
0.059
213
100
1170 11
0.126
0.046
248
__8150012
__8150024
__8150036
__8150512.10
100
1.0
0.024
0.005
328
Style B
Style H
1. Select partial catalog number from the selection table
How To Build a Part Number For Size GR815 & NH815
2. Replace leading “__” with series code (GR, NH)
Example:
Grove Gear IRONMAN, style B, 5:1 ratio, left hand output
GR-B815-5-L
GR8150001
Maximum Rating Tables
Size 815 • GR, NH Series