10 Frame Piston Pump Replacement Parts
Use this handy kit to replace cracked, worn, or snapped pistons on an 820 model pump. This kit includes only CAT Pump OEM parts.
Details:
- Medium Nitrile (Buna-N) material
- Genuine CAT Pumps replacement parts
- Use with a 820 model piston pump
Kit Includes:
- (3) Inlet Valve; product 27497
- (3) Piston; product 27820
- (3) Piston Cup; product 27821
- (3) Piston Spacer; product 27499
- (3) Piston Retainer; product 27500
- (3) Conical (M6) Washer; product 27006
- (3) Slotted (M6) Nut; product 27000
- (3) (M1.6×10) Cotter Pin; product 14158
- (6) 70D Cylinder O-ring; product 26969
- (3) Cylinder Back-Up Ring; product 28204
- (1) Cup Inserter; product 16981
WARNING: This product can expose you to chemicals including Lead, which is known to the State of Californiato cause cancer and birth defects or other reproductive harm (For more information go to www.p65warnings.ca.gov).









