Maintenance free
For use on B&G maintenance free Series 60 pumps sizes:
1" x 1" x 5-1/4"
1-1/4" x 1-1/4" x 5-1/4"
1-1/2" x 1-1/2" x 5-1/4"
2" x 2" x 5-1/4"
Adapter ring gasket #P58542 must be ordered on all pump sizes - x - x - 6-1/4"