Busch 532140154, direct aftermarket replacement. This separator is an aftermarket separator designed as a direct replacement for a wide range of industrial filter brands including Becker, Busch, Fai Filtri, and Mann-Filter. With a body height of 120 mm and an outer diameter of 53 mm, this lightweight separator (0.16 kg) is built to the original dimensions and ratings. It is commonly used in Busch vacuum pumps such as the KC 0020 D, KB 0016 E, and R5/RA/RC series, providing reliable separation of liquids and particulates from air streams.
Technical properties & cross references
Specifications
| Body Height |
120 mm (4 23/32") |
| Total Height |
120 mm (4 23/32") |
| Product Net Weight |
0.16 kg (0.35 lbs) |
| Largest Inner Diameter |
28 mm (1 3/32") |
| Outer Diameter |
53 mm (2 3/32") |
| Stat. HS-Code |
84149000 |
| Country of Manufacture |
China |
Price beat guarantee
We check what other aftermarket sellers charge for this same part. Their prices on the date we checked:
| Seller |
Price |
Checked |
| Oxfil |
USD 26.90 |
16 Oct 2026 |
| FilterFinder Online |
USD 55.00 |
14 Oct 2026 |
| Spare Part Mart |
USD 21.52 |
Today |
Our price of USD 21.52 is 20% to 61% less than these sellers.
Found this part cheaper somewhere else? Send us the listing and we will beat it by 5% under our Price Beat Guarantee. Every order is also covered by our 30 day money back guarantee.
Use cases & applications
Continuous-Duty Vacuum Pump Operation
In manufacturing environments where Busch R5/RA/RC series pumps run around the clock, this separator ensures efficient separation of oil and condensate, reducing downtime for filter changes and extending pump life.
High-Dust Industrial Settings
When operating in dusty conditions, such as woodworking or cement plants, this separator captures fine particulates before they reach the pump, maintaining consistent vacuum levels and preventing abrasive wear.
Maintenance Consolidation for Multi-Brand Fleets
Facilities using a mix of Becker, Busch, and Fai Filtri equipment can standardise on this separator, simplifying inventory management and reducing the risk of stocking incorrect filters.
Space-Constrained Installations
With a compact 120 mm height and 53 mm diameter, this separator fits easily into tight machinery enclosures, making it ideal for retrofitting older Busch KB 0010 D or KB 0016 D pumps where space is limited.
Frequently asked questions
How do I confirm this separator fits my Busch KC 0020 D pump?
Check your pump's model number against the verified list: KC 0020 D, KB 0016 E, KB 0016 D, R5/RA/RC 0020 D, R5/RA/RC 0016 C, R5/RA/RC 0016 D, KB 0010 E, KB 0020 D, KB 0010 D, R5/RA/RC 0018 D, R5/RA/RC 0010 C, and R5/RA/RC 0010 D. If your model is listed, it is a direct fit.
What is the filtration rating of this separator?
The separator is designed to remove liquids and solid particulates from air streams, but the exact micron rating is not specified. It is built to the original dimensions and ratings for the listed cross-reference brands.
What are the exact dimensions and thread type?
The body height and total height are 120 mm, the outer diameter is 53 mm, and the largest inner diameter is 28 mm. Thread specifications are not provided; verify compatibility with your existing mounting.
How does this aftermarket separator compare to an original Becker or Busch part?
This is an aftermarket replacement built to the original dimensions and ratings. It offers a cost-effective alternative while maintaining the same fit and function. It is not a genuine OEM part but is designed as a direct replacement.
How often should I replace this separator?
Replacement intervals depend on operating conditions and duty cycle. Inspect the separator regularly for signs of clogging or saturation. There is no fixed schedule provided; follow your equipment maintenance guidelines.