07.0921 - Pressure Ring (P31/25), Pressure Ring P41/33, Pressure Ring for 40 (P52/37), Pressure Ring (P52/40)

This part should fit the following pumps:-

• P31/25-220
• P41/33-250
• P52/37-400
• P52/40-400MS
• P52/40-420

3 of this item is normally used in a pump.