All you need to repair your CAT Pump 5CP2120W in this complete seal repair kit. 

Seal kit contains:

• 3 x Seal washer
• 3 x Low pressure seal
• 3 x O-ring
• 3 x Hi-pressure seal
• Specially formulated CAT pump exclusive Hi-pressure seal offers unmatched performance and seal life
• 100% wet seal design adds to service life by allowing pumped liquids to cool and lubricate on both sides