$529.20
For complete kit content details see bill of materials below
This major repair kit (Part# BMKF008) is made for Busch R5 models 0040C and 0040E. It includes three strong GX vanes, a full 201mm exhaust filter with silencer, an oil filter, and every seal, bearing, gasket, and O-ring you need. This is a complete rebuild in one box.

Busch Major Repair Kit with GX Vanes & Filters - 0040C / 0040E Part# BMKF008

Busch Major Repair Kit with GX Vanes & Filters - 0040C / 0040E Part# BMKF008
We put together every single part you need. No running around looking for missing pieces. Here is what you get :
The Heart – GX Vanes (3 pieces)
These are the most important parts of your pump. The GX vanes are made from a high-quality G11 fiberglass composite laminate . This material is very strong. It has low moisture absorption. It offers high tensile strength. For standard industrial applications, GX vanes are a great choice .
The Filters – Exhaust Filter with Silencer (201 mm)
A clean filter lets your pump breathe properly. This kit includes a complete exhaust filter (201 mm long) with a built-in silencer . It helps your pump run quieter and pull a stronger vacuum. You also get a new oil filter to keep your pump oil clean .
The Seals – Shaft Seals (2 pieces)
These stop oil from leaking out where the pump shaft comes out. Both are made of Viton rubber. Viton handles high heat and chemicals very well .
The Bearings
You get two needle bearings and two sleeve bearings (race) . These keep your pump spinning smoothly and quietly.
The Gaskets
We include a full set of gaskets:
Cylinder gaskets (2 pieces) – seal the pump cylinder
Ring gaskets in different sizes – some are copper, some are standard
Oil sight glass gasket – seals the sight glass
Dowty seal – a metal-rubber washer for the oil drain area (Viton)
The O-rings (8+ pieces)
We include many Viton O-rings in different sizes – 108 x 3 mm (2 pieces), 44 x 3 mm (1 piece), 35 x 4 mm (1 piece), 65 x 3 mm (2 pieces), 22 x 2 mm (1 piece), and a service block O-ring .
The Valves and Hardware
Exhaust valves (2 pieces) – made of Viton rubber
Oil drain plug – nylon, 1/2 inch size
Oil sight glass – lets you check oil level and condition
Taper pins – threaded (4 pieces)
Hex nuts – M6 size (2 pieces)
Retaining rings and tolerance ring
The Screens and Strainers
Inlet screen – flat
Inlet screen – conical
Baffle strainer – catches large particles before they enter the pump
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10 in stock
This is the official Busch Retainer Ring (Part #432107575). It is a direct replacement part made for Busch R5 series vacuum pumps. This retainer ring fits six popular models: 0025C, 0025E, 0040B, 0040C, 0040E, and 0040F. It helps keep bearings, seals, and other parts securely in place .
10 in stock
10 in stock
Out of stock
10 in stock
10 in stock
10 in stock
10 in stock
10 in stock
10 in stock
10 in stock
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