| Square 
                DECEM 
                Type WB, 5,  10, 
                20, 22, 
                30, 40, 
                50, 60
 Class 
                5010 Type T WB, 8", 10", 
                13", 16", 
                19", 23", 
                30"
 Class 
                5010 Type F, 8", 10", 
                13", 16", 
                19", 23", 
                30"
 
 EC&M No. 50 Type WB Brake, Folio 2
 
   
                 
                  | Item | OEM 
                      Part | Description |   
                  | 12
 4
 5
 6
 7
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 24
 25
 26
 28
 30
 31
 32
 33
 34
 35
 36
 37
 37a
 39
 40
 41
 42
 43
 *
 *
 *
 *
 *
 *
 *
 | WB-583-AWB-581
 WB-516
 WB-536
 WB-525
 WB-587-A
 WB-5200-A
 WB-5317-A
 WB-520
 WB-334
 WB-522
 WB-5029
 WB-524
 WB-518
 WB-505
 WB-585-A
 WB-589-A
 WB-532-A
 WB-523
 WB-521
 WB-5174-A
 WB-533
 WB-5184-A
 Q-368
 WB-515
 Q-369
 WB-519
 WB-514
 WB-526
 WB-529
 WB-503
 WB-509
 WB-5183
 WB-5141-A
 WB-508
 WB-506
 WB-556
 WB-559
 WB-561
 WB-5129-A
 51001-071-64
 WB-4234-A
 WB-562
 WB-564
 WB-563
 | Spring 
                      Rod with NutsHandle
 Operating Spring (Large)
 Operating Spring (Small)
 Spring Rod Pin
 Armature
 Assembled Shoe, Complete
 Brake Shoe
 Shoe Pin
 Equalizing Screw
 Shoe Lever Hinge Pin
 Special Cap Screw
 Connecting Rod Pin
 Brake Lining
 Shoe Lever
 Shoe Lever with Spring Pin
 Frame
 Shoe Adjusting Wheel w/ Screw
 Magnet Hinge Pin
 Armature Pin
 Magnet Case
 Special Cap Screw
 Assembled Magnet
 Lead Block
 Dust Shield
 Lead Block Stud
 Centering Spring Pin
 Spring Collar
 Centering Spring
 Terminal Guard
 Terminal Bushing
 Retaining Plate, Brass
 Retaining Plate, Steel
 Shunt Coil
 Balance Lever
 Connecting Rod
 Shoe Pin Bearing
 Lining Rivet
 Magnet Case Bushing
 Series Coil
 Brake Block Kit
 Spring Rod
 Busing, Armature/Lower
 Bushing, Shoe Lever
 Bushing, Shoe Lever
 |  EC&M 
                No. 50 Type WB Brake, Folio 3
                
                  
                 
                  | Item | OEM 
                      Part | Description |   
                  | 13
 4
 5
 6
 7
 8
 9
 11
 12
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 23
 24
 26
 27
 28
 29
 30
 31
 33
 34
 35
 36
 37
 38
 39
 42
 43
 45
 46
 48
 49
 53
 55
 *
 *
 | WB-5200-AWB-518
 WB-559
 FP-24B28
 WB-5213
 WB-629
 WB-5204-A
 WB-5244
 WB-5240
 FP-24B31
 WB-5317-A
 WB-627
 WB-5243
 WB-519
 WB-524
 FP-24B25
 FP-24C14
 WB-526
 WB-5217-A
 WB-5186-A
 WB-5202-A
 FP-24B15
 FP-24C15
 WB-4215
 WB-5223
 FP-24B30
 FP-24C16
 WB-5222
 FP-24B29
 WB-533
 WB-5312-A
 WB-5190-A
 WB-5236-A
 WB-5239
 WB-516
 WB-536
 WB-514
 WB-4234-A
 WB-525
 WB-503
 WB-529
 Q-369
 Q-368
 WB-5192-A
 WB-5183
 WB-5140-A
 WB-5143-A
 | Assembled 
                      Shoe, CompleteBrake Lining
 Lining Rivet
 Bearing
 Shoe Pin
 Washer
 Shoe Lever
 Shoe Adjusting Screw
 Shoe Lever Pin
 Bearing
 Brake Shoe
 Washer
 Equalizing Screw
 Centering Spring Pin
 Connecting Rod Pin
 Bearing
 Bearing
 Centering Spring
 Connecting Rod
 Frame, Complete
 Shoe Lever
 Bearing
 Bearing
 Shoe Adjusting Screw
 Magnet Hinge Pin
 Bearing
 Bearing
 Armature Pin
 Bearing
 Special Cap Screw
 Assembled Magnet, Complete
 Armature
 Spring Rod Nut
 Spring Retainer
 Operating Spring (Large)
 Operating Spring (Small)
 Spring Collar
 Spring Rod
 Spring Rod Pin
 Terminal Bushing
 Terminal Guard
 Lead Block Stud
 Lead Block
 Magnet Case, Complete
 Retaining Plate, Steel
 Coil
 Shunt Coil
 |  |