The Johnson pump washer / spacer plate 01-45050 is suitable for use with Johnson F35B and F4B pumps, as well as Yanmar 128990-42500 pumps. This polycarbonate washer will replace Yanmar X0145050000.

Johnson washer plate will fit the following Johnson pumps:

- F4B-8 pumps (10-24074-1)

- F4B-902 pumps (10-24509-02)

- F4B-903 pumps (10-13337-01 (Yanmar 128990-42500) & 10-24509-01)

- F35B-8 pumps (10-35038-1)