Feedthrough Model: SFL-020-WN
Part Number: 133575


Product Description

Ferrotec’s Ferrofluidic seal Feedthrough Model SFL-020-WN (part number 133575) is a member of Ferrotec’s Flange Mount Feedthroughs. The SFL-020-WN vacuum rotary feedthrough uses Ferrotec’s standard hydrocarbon-based ferrofluid, specifically optimized for introducing rotary motion with a magnetic liquid hermetic seal in most Standard environments.

The SFL-020-WN vacuum rotary feedthrough features a Solid shaft with Ferro Flange mounting. Dimensional details are specified below. This vacuum seal is also water-cooled for high-temperature applications. For precision measurement specifications, refer to the Spec Control Drawing.

Ferrotec Part Number 133575 Dimension Specification Drawing

Feedthrough Model SS-188-SLAA (part number 103971) dimensional specifications drawing

Feedthrough Model SFL-020-WN (part number 133575) image

Product Specifications

Specifications for Ferrotec Part Number 133575

Shaft Solid Shaft
Shaft Support: Simply Supported (vac+atm sides)
Ferrofluid Standard
Mounting Ferro Flange
Features: Water-cooled

Shaft (or bore) Diameter with tolerance 20 (-0.020/-0.041) mm
Shaft termination 6.0 w x 3.5 d x 32 L (keyway) mm
Shaft extension (Vac) 59 mm
Overall length 183 mm
Housing overall length 88 mm
Housing diameter 62  mm
Body length 78 mm
Flange diameter 114 mm
Flange thickness 10 mm
Fitting locations 35 mm
Mounting holes 8.5, 8x on 92.2 bc mm

Bearing Specifications:
Bearing type/material 6004
Bearing Dim A 74 mm
Bearing Dim B 63 mm
Solid Shaft bearing dimensional specifications reference drawing

Performance Characteristics:
Shaft Torque Capacity 88.4 N-m
Starting Torque 100rpm 39 N-mm
Running Torque 100rpm 23 N-mm
Starting Torque 1000rpm 70.8 N-mm
Running Torque 1000rpm 35.4 N-mm
Limiting Speed [rpm] 8385
Notes shaft length and flange geometry can be modified easily