Feedthrough Model: SFL-020-NN
Part Number: 133569


Product Description

Ferrotec’s Ferrofluidic seal Feedthrough Model SFL-020-NN (part number 133569) is a member of Ferrotec’s Flange Mount Feedthroughs. The SFL-020-NN 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-NN vacuum rotary feedthrough features a Solid shaft with Ferro Flange mounting. Dimensional details are specified below. For precision measurement specifications, refer to the Spec Control Drawing.

Ferrotec Part Number 133569 Dimension Specification Drawing

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

Feedthrough Model SFL-020-NN (part number 133569) image

Product Specifications

Specifications for Ferrotec Part Number 133569

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

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) 36 mm
Overall length 134 mm
Housing overall length 62 mm
Housing diameter 60  mm
Body length 52 mm
Flange diameter 114 mm
Flange thickness 10 mm
Mounting holes 8.5, 8 x 92.2mm mm

Bearing Specifications:
Bearing type/material 6004
Bearing Dim A 51 mm
Bearing Dim B 37 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