Edwards Clean & Overhaul Kit Part# 34501131

Let me tell you what you get. This kit is packed with parts. It includes dozens of components . Here are the main categories:

Seals & O-Rings:

• Viton shaft seals (3 pieces) – stop oil leaks along the drive shaft 

• Dowty bonded seals (multiple) – for leak-free hydraulic connections 

• Multiple O-rings in various sizes (Buna and Viton) – including 64.5mm, 61.6mm, 159.5mm, 12.42mm, and many more 

Gaskets:

• Oil box gasket – seals the main oil housing 

• Sight glass seal – for the oil level window 

• Filter seal – seals the oil filter housing 

Filters:

• Felt ballast filters (2 pieces) – keep contamination out of the gas ballast system 

Valve & Pump Internal Parts:

• Ballast piston assembly – complete gas ballast mechanism 

• Ballast valve – main gas ballast control valve 

• Exhaust valves (HV and LV) – for both high vacuum and low vacuum stages 

• Valve spacers (6 pieces) – for proper valve alignment 

Hardware & Springs:

• Waved washer – provides tension 

• Blade spring – for vane tension