Instruction Manual
DRIVESYSTEMS
HELICAL IN-LINE FOOTED
OIL FILL QUANTITIES
RETAIN FOR FUTURE USE
Helical In-line footed lubrication
The following NORD Gear reducers are shipped from the
factory with a pre-determined oil fi ll level in accordance
to the specifi ed reducer size and mounting position. For
additional information, please refer to the “Oil Plug & Vent
Locations” documentation for your gear unit.
STOP
HARMFUL SITUATION
STOP
Actual oil volume can vary slightly depending upon the
gear case size, mounting and ratio. Prior to commission-
ing
the reducer, check the oil-fi ll level using the reducer’s
oil level plug and drain or add addition oil as needed. The
minimum acceptable oil level is 0.15 in (4mm) below the
oil level hole.
For mounting orientations other than shown please consult
NORD Gear. Reducer modifi cations may be required.
U11700 - 1 of 1
M6
M1
M2
M4
M5
M3
Type M1 M2 M3 M4 M5 M6
Quarts Liters Quarts Liters Quarts Liters Quarts Liters Quarts Liters Quarts Liters
SK02 0.160 0.150 0.630 0.600 0.740 0.700 0.630 0.600 0.420 0.400 0.420 0.400
SK03 0.320 0.300 1.06 1.000 0.850 0.800 0.950 0.900 0.630 0.600 0.630 0.600
SK11E 0.260 0.250 0.530 0.500 0.580 0.550 0.420 0.400 0.370 0.350 0.370 0.350
SK12 0.260 0.250 0.790 0.750 0.900 0.850 0.790 0.750 0.530 0.500 0.530 0.500
SK13 0.630 0.600 1.32 1.25 1.16 1.10 1.27 1.20 0.740 0.700 0.740 0.700
SK21E 0.630 0.600 1.27 1.20 1.27 1.20 1.06 1.000 1.06 1.000 1.06 1.000
SK22 0.530 0.500 1.90 1.80 2.11 2.00 1.90 1.80 1.43 1.35 1.43 1.35
SK23 1.37 1.30 2.54 2.40 2.43 2.30 2.48 2.35 1.69 1.60 1.69 1.60
SK31E 1.16 1.10 2.85 2.70 2.33 2.20 2.43 2.30 1.80 1.70 1.80 1.70
SK32 0.950 0.900 2.64 2.50 3.17 3.00 3.07 2.90 2.11 2.00 2.11 2.00
SK33N 1.69 1.60 3.07 2.90 3.38 3.20 3.91 3.70 2.43 2.30 2.43 2.30
SK41E 1.80 1.70 2.75 2.60 3.49 3.30 2.64 2.50 2.75 2.60 2.75 2.60
SK42 1.37 1.30 4.76 4.50 4.76 4.50 4.55 4.30 3.38 3.20 3.38 3.20
SK43 3.17 3.00 5.92 5.60 5.50 5.20 6.98 6.60 3.81 3.60 3.81 3.60
SK51E 2.33 2.20 4.65 4.40 4.97 4.70 4.23 4.00 3.59 3.40 3.59 3.40
SK52 2.64 2.50 7.40 7.00 7.19 6.80 7.19 6.80 5.39 5.10 5.39 5.10
SK53 4.76 4.50 9.20 8.70 8.14 7.70 9.20 8.70 6.34 6.00 6.34 6.00
SK62 6.87 6.50 15.86 15.00 13.74 13.00 16.91 16.00 15.86 15.00 15.86 15.00
SK63 13.74 13.00 15.32 14.50 15.32 14.50 16.91 16.00 13.74 13.00 13.74 13.00
SK72 10.57 10.00 24.31 23.00 19.03 18.00 27.48 26.00 24.31 23.00 24.31 23.00
SK73 21.66 20.50 21.14 20.00 23.78 22.50 28.53 27.00 21.14 20.00 21.14 20.00
SK82 14.80 14.00 37.00 35.00 28.54 27.00 46.51 44.00 33.82 32.00 33.82 32.00
SK83 31.71 30.00 32.76 31.00 35.93 34.00 39.10 37.00 34.88 33.00 34.88 33.00
SK92 26.43 25.00 77.16 73.00 49.68 47.00 80.33 76.00 54.96 52.00 54.96 52.00
SK93 56.02 53.00 73.99 70.00 62.04 59.00 76.10 72.00 51.79 49.00 51.79 49.00
SK102 38.05 36.00 83.50 79.00 69.76 66.00 107.81 102.00 75.05 71.00 75.05 71.00
SK103 78.19 74.00 75.05 71.00 78.21 74.00 102.52 97.00 70.82 67.00 70.82 67.00
www.nord.com/docs06.01.11
NORD Gear Corporation
Toll Free in the United States: 888.314.6673
NORD Gear Limited
Toll Free in Canada: 800.668.4378