Inner Bearing Cap for all B3ZRM (Rope Seal) and B3ZRMS (Mechanical Seal) and B4ZRKS (Self Priming) pumps. Keep grease on you bearings, keep dirt and debris out! If you are rebuilding a pump, make sure this part is intact.
Inner Bearing Cap (B3Z/B4Z)
Inner Bearing Cap – B3Z/B4Z (S19033)