Feedthrough Model: HFL-020-WN
Part Number: 133580


Product Description

Ferrotec’s Ferrofluidic seal Feedthrough Model HFL-020-WN (part number 133580) is a member of Ferrotec’s Hollow Shaft Flange Mount Feedthroughs. The HFL-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 HFL-020-WN vacuum rotary feedthrough features a Hollow 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 133580 Dimension Specification Drawing

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

Feedthrough Model HFL-020-WN (part number 133580) image

Product Specifications

Specifications for Ferrotec Part Number 133580

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

Shaft (or bore) Diameter with tolerance 20 (+.021/-0) mm
Shaft extension (Vac) 10 mm
Overall length 105 mm
Housing overall length 85 mm
Housing diameter 64  mm
Body length 85 mm
Recommended shaft diameter 19.98 
Recommended mounting bore 64 (+.02/0) mm
Flange diameter 116 mm
Flange thickness 10 mm
Fitting locations 28 mm
Mounting holes 9.0, 4x on 96.00 bc mm
Flange Type Flange

Bearing Specifications:
Bearing type/material 60/28
Bearing Dim A 8.7 mm
Bearing Dim B 59 mm
Hollow Shaft bearing dimensional specifications reference drawing

Performance Characteristics:
Starting Torque 100rpm 84.5 N-mm
Running Torque 100rpm 49.9 N-mm
Starting Torque 1000rpm 153.5 N-mm
Running Torque 1000rpm 76.8 N-mm
Limiting Speed [rpm] 4640
Notes flange geometry can be modified easily