Warner Electric PB-120, PB-170, PB-250, PB-400 - Manual (Page 10)

10 Warner Electric • 800-825-9050 P-201
• 819-0485
PB-120 Brake
Shaft Sizes .187 – .250
Static Torque 5 lb. in.
Maximum Speed 10,000 rpm
Standard Voltage D.C. 6, 24, 90
Armature View
Magnet View
Customer Shall Maintain:
1. Concentricity of brake mounting pilot diameter
with armature shaft within .003 T.I.R.
2. Squareness of brake mounting face with
armature shaft within .003 T.I.R.
Bore Dimensions
Armature
Bore Dia.
.188/.187
.251/.250
(.313/.312)*
*(Antibacklash Armatures)
Antibacklash
Armature
Std. Armature
For Bore sizes
see chart below.
.109 (Std.)
.140 (Anti.)
.015 When New
.072 (Std.)
.072 (Anti.) 12
.375 Dia.
#4-40
UNC-3A
.187
Max.
.062
.500
Anti Arm.
.015
.072 (Std.)
.072 (Anti.)
Std. Arm.
.562
1.234
Max.
Dia.
.312
.968 Max.
.343
.625
45°
1.499/1.497 Pilot Diameter
.130/.123 dia. (4)
holes equally spaced
on 1.312 diameter*
1.125 Max. Sq.
*Mounting holes are within .006 of true position relative to pilot diam-
eter.