Warner Electric SFC-120, SFC-170, SFC-250, SFC-400 Bearing Mounted, Flange Mounted - Manual (Page 32)

32 Warner Electric • 800-825-9050 P-200
• 819-0481
SFC-170 Clutch Coupling Flange Mounted
Armature Shaft .250 – .375
Rotor Shaft .250 – .375
Static Torque 15 lb. in.
Maximum Speed 5,000 rpm
Standard Voltage D.C. 6, 24, 90
All dimensions are nominal unless otherwise noted.
Bore Dimensions
Rotor Armature
Bore Dia. Keyway Bore Dia.
.251/.250 .062 x .031 .251/.250
.313/.312 .062 x .031 .313/.312
.376/.375 .093 x .046 .376/.375
Customer Shall Maintain:
1. Squareness of field mounting face with
rotor shaft within .003 T.I.R. measured at pilot
diameter.
2. Concentricity of field mounting pilot diameter
with rotor mounting shaft within .003 T.I.R.
3. Rotor and armature shafts in line within .003 T.I.R.
Armature View
Field View
.625
(Std.)
.125 (Std.)
.109 (Anti.)
.015 When New
.086 (Std.)
.094 (Anti.)
.015
.515
Max.
.160/.150
.437
Max. .187
#8-32
UNC-3A
.375
.062 12
.752
.750
Pilot Dia.
Backing Plate Only
.843
(Anti.)
.086 (Std.)
.094 (Anti.)
1.375 (Std.)
1.359 (Anti.)
.750
1.718
Max.
Dia.
Antibacklash
Arm.
Std. Arm.
For Bore sizes
see chart
below.
45°
.204/.187 dia.
(4) holes
equally spaced
on 2.125 dia.
Mounting holes
are within .010
of true position
relative to pilot
diameter.
For Bore & Keyway sizes
see chart below. 2.437
2.435
Dia.
1.812 Max. Sq.