CAT 33820 VALVE KIT

Replacement Valve Kit

The CAT Pumps 33820 Valve Kit allows you to replace the valve assemblies in a 56, 57, or 60 model CAT pump. This version of the kit includes standard Buna-N rubber o-rings. All official CAT Pumps factory parts.

• Fits on 7-frame plunger pumps
• Buna-N rubber construction
• Genuine manufacturer parts from CAT Pumps

Kit Includes:

• PTFE Seat Back-Up Ring; part #43248
• Buna-N 80D Seat O-Ring; part #43249
• 304 Stainless Steel Seat; part #43722
• 304 Stainless Steel Valve; part #43721
• 304 Stainless Steel Spring; part #43751
• PVDF Spring Retainer; part #44564
• Buna-N 70D Valve Plug O-Ring; part #14179
• PTFE Valve Plug Back-Up Ring; part #20213

Compatible With These Pumps:

• 56
• 56HS
• 56G1
• 56HSG1
• 56G118
• 56HSG118
• 57
• 60
• 60G1
• 60G118