Warner Electric Primary Brake Pin Drive Armature PB-825, PB-1000, PB-1225, PB-1525 Motor Brake and Spline Drive MB-825, MB-1000, MB-1225 Pin Drive - Manual (Page 12)

12 Warner Electric • 800-825-9050 P-208 • 819-0367
Removable plug in
ends for 1/2" conduit.
.358/.338 dia. (6) holes
equally spaced on 4.250
dia.
6.812 Max.
3.503/3.501
Pilot Dia.
.358/.338 dia.
(4) holes equally
spaced on
8.875 dia.
9.749/9.747 Pilot Dia.
3.750
PB-825 Brake–Normal Duty
Shaft Size .500 – 1.625
Static Torque 125 lb. ft.
Maximum Speed 4,000 rpm
Standard Voltage D.C. 6, 24, 90
Armature View
Customer Shall Maintain:
1. Squareness of magnet mounting face with
armature shaft within .006 T.I.R.
2. Concentricity of magnet mounting pilot
diameter with armature shaft within .010 T.I.R.
Magnet View
(Inside & Outside Mounted)
See page 32 for details on
Bushings.
All dimensions are nominal unless otherwise noted.
* Mounting holes are within .010 of true positioning relative to pilot
diameter.
8.656
Max.
Dia.
1.546
.921
5/16-18
UNC-3A
5.656
1.593
1.500
4.625
Dia.
.562
Max.
2.562
Dia.
.093 When New
1.312
3.609 Max.
.562
.062
Min.
Running
Clearance