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www.grovegear.comQuadro Accessories
Lecentric Helical-Aluminum
Lecentric Helical-Cast Iron
Technical Information
Mechanical
Warnings
and Cautions
Terms and Conditions
Technical Information
NH SERIES • SINGLE REDUCTION • OUTPUT SHAFT OVERHUNG LOAD F
R
Gear Reducer Size
Ratio
NH813 NH815 NH818 NH821 NH824 NH826 NH830 NH832 NH842 NH852
5
860
860
1250
775
1300
1750
1950 2250
2800 3100
7.5
860
860
1250
775
1300
1750
1950 2250
2930 3245
10
860
860
1250
775
1300
1750
1950 2250
3010 3370
15
860
860
1250
775
1300
1750
1950 2250
3190 3560
20
860
860
1250
775
1300
1750
1950 2250
3320 3560
25
860
860
1250
775
1300
1750
1950 2250
3445 3560
30
860
860
1250
775
1300
1750
1950 2250
3550 3560
40
860
860
1250
775
1300
1750
1950 2250
3715 3560
50
860
860
1250
775
1300
1750
1950 2250
3730 3560
60
860
860
1250
775
1300
1750
1950 2250
3730 3570
80
860
860
1250
775
1300
1750
1950 2250
3740 3590
100
860
860
1250
775
1300
1750
1950 2250
3750 3600
NH SERIES • SINGLE REDUCTION • OUTPUT SHAFT THRUST LOAD F
A
Gear Reducer Size
Ratio
NH813 NH815 NH818 NH821 NH824 NH826 NH830 NH832 NH842 NH852
5
827
794
793
735
1451
1420 1729 1605
1445 1675
7.5
948
946
868
811
1659
1609 1944 1869
1640 2021
10
1070
1056
976
898
1820
1762 2147 2026
1788 2449
15
1144
1144
1144
1099
2091
2069 2549 2490
2319 3033
All other single
reduction ratios 1144
1144
1144
1144
2091
2091 2574 2574
2533 3412
NH SERIES • SINGLE REDUCTION EXTENDED BEARING DESIGN •
OUTPUT SHAFT OVERHUNG LOAD F
R
Gear Reducer Size
Ratio
NH830
NH832 NH842 NH852
All Ratios
605
959
1200
2524
NH SERIES • SINGLE REDUCTION • INPUT SHAFT OVERHUNG LOAD F
R
Gear Reducer Size
Ratio
NH813 NH815 NH818 NH821 NH824 NH826 NH830 NH832 NH842 NH852
All Ratios
75
75
75
75
125
125
150
150
175
300
◊
Output shaft overhung load rating (lbs) is based on load applied one shaft diameter from face of reducer housing.
F R = Radial load rating = overhung load (lbs)
FA = Axial load rating = thrust rating (lbs)
MAXIMUM OVERHUNG LOAD◊ AND THRUST LOAD RATINGS (LBS.)
OVERHUNG LOAD
LOCATED ONE
SHAFT DIAMETER
FROM HOUSING
F R
F A