Warner Electric SFC-120, SFC-170, SFC-250, SFC-400 Bearing Mounted, Flange Mounted - Manual (Page 30)

30 Warner Electric • 800-825-9050 P-200
• 819-0481
SFC-120 Clutch Coupling Flange Mounted
Armature Shaft .187 – .250
Rotor Shaft .187 – .312
Static Torque 5 lb. in.
Maximum Speed 3,600 rpm
Standard Voltage D.C. 6, 24, 90
All dimensions are nominal unless otherwise noted.
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.
Bore Dimensions
Rotor Armature
Bore Dia. Bore Dia.
.188/.187 .188/.187
.251/.250 .251/.250
.313/.312 (.313/.312)*
*(Antibacklash Armatures)
Armature View
Field View
Std. Arm.
Antibacklash
Arm.
For Bore sizes
see chart below.
.130/.123 dia. (4)
holes equally
spaced on 1.312
dia. Mounting
holes are within
.006 of true posi-
tion relative to pilot
diameter.
For Bore sizes
see chart below.
45°
1.499/1.497
Pilot Dia.
1.140 Max. Sq.
12 Min.
.062
.063/.062 dia.
(2) holes
equally
spaced.
.109
.156
.019
.000
.187
Max.
.500
.109 (Std.)
.140 (Anti.)
.072 (Std.)
.072 (Anti.)
.015
.015 When New
Std. Arm
.562
.968 (Std.)
.968 (Anti.)
.625
.546
.343
.072
(Std.)
.072
(Anti.)
Antibacklash Arm.
1.234
Max.
Dia.
#4-40 UNC-
3A