Product Description
Kit Seal&Gasket Becker U4.165 190 250 for Becker U4.165 / U4.165E / U4.190 / U4.190E / U4.250 / U4.250E - 54900026400 - OEM Equivalent
Repair Kit for Becker - OEM Equivalent
OEM-equivalent replacement, not manufactured by Becker, supplied by Vacuum Pump Supply.
Compatible Pump Models
- U4.165
- U4.165E
- U4.190
- U4.190E
- U4.250
- U4.250E
What This Kit Includes
- Filters where included by kit configuration
- Vanes where included by kit configuration
- Gaskets and sealing components
- Seals and O-rings
- Bearings where included by kit configuration
When Should You Rebuild or Service the Pump?
- Reduced vacuum performance
- Slow pump-down times
- Oil leaks or worn sealing components
- Excessive exhaust smoke or oil mist
- Worn or damaged internal components
- Scheduled preventative maintenance interval reached
Complete Bill of Materials
| Part Number | Description | Qty |
|---|---|---|
| 94801300000 | Sealing Ring, Aluminum | 1 |
| 90657400000 | Shaft Sealing Ring | 2 |
| 94803000100 | Sealing Ring, Aluminum | 5 |
| 91311710000 | O-Ring, FKM, 145.7 x 2.62 mm | 2 |
| 320302 | O-Ring,Buna,101 x 3mm | 1 |
| 91311560300 | O-Ring,Viton,68 x 3mm | 2 |
| 310026400 | Module Gasket | 1 |
| 300026400 | Filter Cover Gasket | 1 |
| 700026400 | Oil Tank Gasket | 1 |
| 3070512900 | Valve Washer, Viton | 3 |
| 91311650100 | O-Ring,Viton,34.52 X 3.53mm (AS568-220) | 1 |
| 91312700100 | O-Ring, FKM, 31 x 2.5mm | 1 |
| 91311670100 | O-Ring,Viton,26 x 2mm | 2 |
| 91311560100 | O-Ring, FKM, 11 X 1.5mm | 4 |
| 300085 | Sealing Ring, Fiber, 31.8 x 27 x 1.9 mm | 2 |
| 94802900000 | Sealing Ring, Fiber | 1 |
| 300086 | Sealing Ring, Fiber, 39 x 33.5 x 1.9 mm | 2 |
| 94800200000 | Sealing Ring, Copper | 12 |
| 94803000000 | Sealing Ring, Copper | 5 |
| 300087 | Sealing Ring, Copper, 19.75 x 14.50 x 1.3 mm | 2 |
| 94802100000 | Sealing Ring, Viton | 3 |
| 3070018700 | Valve Washer, Copper | 1 |
| 94801310000 | Busch Sealing Ring, Aluminum Part# 94801310000 | 1 |
| 94802910000 | Sealing Ring, Copper | 1 |
Complete Becker Vacuum Pump Solutions
Vacuum Pump Supply stocks OEM-equivalent Becker repair kits, filters, vanes, gaskets, seals, bearings, and service parts for pump maintenance and rebuild work.
Becker Parts & Resources
Recommended Service Products
Why Buy from Vacuum Pump Supply?
- Vacuum pump specialists since 2006
- Over 15,000 vacuum pump parts and kits available
- OEM-equivalent replacement parts for hard-to-find vacuum pump models
- Fast shipping on stocked products
- Technical support from vacuum pump specialists
- Trusted by manufacturers, laboratories, universities, service companies, and maintenance teams
Frequently Asked Questions
Is this an OEM Becker product?
No. This is an OEM-equivalent product supplied by Vacuum Pump Supply.
What is the part number?
The part number is 54900026400.
Can Vacuum Pump Supply help identify the correct part?
Yes. If you are unsure whether this is the correct product for your pump, contact Vacuum Pump Supply with your pump model and any existing part numbers.
