[Replaces Part Number] - 30623 Seal Kit, 17399 Plunger Retainer O-Rings, 14200 Seal Case O-Rings, 43307 High-Pressure Seals, 43305 Low-Pressure Seals. [Fitness] - Compatible with CAT Pump Pressure Washer Pumps: 30, 31, 34, 35, 310, 310B, 310S, 310W, 340, 340S, 340B, 340W, 350, 350S, 350B, 350W Models, 5 Frame Plunger Pumps. [Premium Material] - Made of high-quality rubber, which is durable and offers good oil resistance. [Function] - Designed to replace broken, damaged, or worn seals and O-rings. Seals help create a leak-proof connection. Note: Slight color variations due to lighting or screen display differences may occur and do not affect performance. Color: As Shown Material: Rubber + Paper Pad Package Contents: 3 sets of 30623 Seal Kit. Only the listed items are included; other products are not included. Note: Light reflection and different displays may cause the item color in the picture to vary slightly from the actual product. Measurement may have an error of +/- 1-3 cm.