Page 60 - Parker - Gearheads and Gearmotors

NEMA Spur Gearheads

Dimensions – NE NEMA Spur Gearhead
Free 3D Solid Models and drawings available at parkermotion.com

C O + 0.000" H
- 0.001"
Both Ends
B + 0.000"
E - 0.001" M
N J + 0.000"
- 0.001"

G
+ 0.000"
D - 0.001" F K
I A L
A B C D E F G H
Output Output
Square Bolt Bolt Pilot Shaft Shaft Pilot Flange
Frame Flange Hole Circle Diameter Diameter Length Thickness Thickness
Size mm in mm in mm in mm in mm in mm in mm in mm in
NE 23 58 2.27 5.0 0.195 66.7 2.625 38.1 1.500 9.5 0.375 25.4 1.00 1.6 0.062 5 0.19
NE 34 83 3.25 5.5 0.218 98.4 3.875 73.0 2.875 12.7 0.500 31.8 1.25 1.7 0.067 10 0.38
NE 42 107 4.20 7.1 0.281 125.7 4.950 55.5 2.187 15.9 0.625 38.1 1.50 2.4 0.093 13 0.50
I J K L M N O
Housing Input Pilot Input Pilot Housing Keyway Keyway Keyway
Frame Diameter Diameter Depth Length Length (Flat) Depth (Flat) Width
Size mm in mm in mm in mm in mm in mm in mm in
NE 23 3.00 76 1.501 38.13 0.125 3.2 2.30 58 0.75 19 0.015 0.4 — —
NE 34 4.38 111 2.876 73.05 0.200 5.1 3.00 76 1.06 27 0.072 1.8 0.124 3.15
NE 42 5.63 143 2.188 55.58 0.187 4.7 3.75 95 1.13 29 0.108 2.7 0.187 4.75

NEMA NEMA “F” dia.– Equally spaced
RIGHT ANGLE IN-LINE (4 places)
GEARHEAD GEARHEAD on “E” Dia. B.C.

+ 0.0000
A j6 - 0.0005
C

D
NEMA
B MOTOR
NEMA Motor Mounting Dimensions
NE23 NE34 NE42
Dimension mm in mm in mm in
A Motor Shaft Diameter 6.4 0.250 9.5/12.7 0.375/0.500 15.9 0.625
B Motor Shaft Length 20.6 0.810 31.8 1.250 35.1 1.380
C Pilot Diameter 38.1 1.500 73.0 2.875 55.5 2.186
D Pilot Length 1.6 0.063 1.6 0.063 2.4 0.093
E Mounting Bolt Circle 66.7 2.625 98.4 3.875 125.7 4.950
F Bolt Hole Size 5.0 0.195 5.5 0.218 7.1 0.281

60 Parker Hannifin Corporation • Electromechanical Automation Division • 800-358-9070 • www.parkermotion.com