CAT 43921 - Ceramic Plunger (M40, 35-Frame)

OEM Cat Pumps ceramic plunger for 35-frame triplex plunger pumps. Part Number: Cat Pumps 43921 Dimensions: M40 x 145mm (40mm diameter x 145mm length) Material: High-density polished solid ceramic Compatible Pumps: - 3531, 3531C (Stainless Steel / Flushed) - 3535, 3535C (Standard / Flushed) - 3537, 3537C (Nickel Aluminum Bronze / Flushed) Note: 3 plungers required to service entire pump. Features stainless steel slinger for crankcase seal protection.