Ohler Model B420 Parts List
Item Number Part Number
101
102
103
104
105
106
*
201
202
203
204
205
206
207
208
209
210
310
311
**
401
402
403
404
405
406
407
501
502
503
504
505
506
*
C181
C285-1
C182A
C727
C187A
C298-1
C186A
C195
C196
C199
309NP
W309P
D184
D320
B2303
B2302
C539
C173
B109
K109
C284
C269
D183
C171
C407
D203
C268
D1018
D1018
D1018
D1030
D1023
D1021
D1020
Qty
Required
Description of Part
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1-3
2-4
1
1
Pump Case
Wear Plate
Impeller
4 X 9 Flange
Clean Out Plate
Adapter Plate
Fill Plate
Support Head
Bearing Cap - Impeller End
Bearing Cap - Coupling End
Ball Bearing
Ball Bearing
Shaft
Slinger
Grease Cup
Nipple
Impeller Nut
Seal Plate
Seal
Seal Kit
Check Valve Plate
Check Valve Hinge
Check Valve Hinge Pin
Check Valve Weight
Check Valve Retainer
Check Valve Flapper
Check Valve Body
Flange Gasket
Flange Gasket
Flange Gasket
Adapter Plate Gasket
Bearing Cap Gasket
Clean Out Gasket
Fill Plate Gasket
* Parts Not Illustrated
** Kit includes Seal, Seal Plates and Seal Plate Mounting Screws