Feedthrough Model: SNL-010-NN
Part Number: 121503


Product Description

Ferrotec’s Ferrofluidic seal Feedthrough Model SNL-010-NN (part number 121503) is a member of Ferrotec’s Nut-Mount Feedthroughs. The SNL-010-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 SNL-010-NN vacuum rotary feedthrough features a Solid shaft with Nut Mounted (threaded body) mounting. Dimensional details are specified below. For precision measurement specifications, refer to the Spec Control Drawing.

Ferrotec Part Number 121503 Dimension Specification Drawing

Feedthrough Model SNL-010-NN (part number 121503) dimensional specifications drawing

Feedthrough Model SNL-010-NN (part number 121503) image

Product Specifications

Specifications for Ferrotec Part Number 121503

Shaft Solid Shaft
Shaft Support: Simply Supported (vac+atm sides)
Ferrofluid Standard
Mounting Nut Mounted (threaded body)
Mounting Nut and Washer Included

Shaft (or bore) Diameter with tolerance 9.979  mm
Shaft termination 3.012 w. x 1.85 d x 20.20 l. (keyway) mm
Shaft extension (Vac) 23 mm
Overall length 98 mm
Housing overall length 52 mm
Body length 44 mm
Thread diameter 36 mm
Thread pitch [tps] or [mm/thd] (metric) 1.5 [mm/thd]
Thread length 42 mm
Recommended mounting bore 36.5 
Flange diameter 48 mm
Flange thickness 8 mm

Bearing Specifications:
Bearing type/material 6001
Bearing Dim A 32 mm
Bearing Dim B 35.1 mm
Solid Shaft bearing dimensional specifications reference drawing

Performance Characteristics:
Shaft Torque Capacity 13.5 N-m
Starting Torque 100rpm * 5.44 N-mm
Running Torque 100rpm ** 3.25 N-mm
Starting Torque 1000rpm * 9.89 N-mm
Running Torque 1000rpm ** 4.94 N-mm
Limiting Speed [rpm] 10000
Notes shaft length can be modified easily

* See the Drag Torque section of the Determining your Requirements page for the definition of starting torque

** Values are for a feedthrough at room temperature. Under continuous rotation the unit will warm-up, and the running torque will decrease.

General vacuum seal specifications can be found on Ferrotec’s Standard Feedthrough Common Specifications page.
For an explanation of Ferrotec’s flange mounting terminology, consult Ferrotec’s Flange Mount Options page.

Ordering Information for Model SNL-010-NN, Part Number 121503

If you have questions about pricing and availability, need more information about Ferrotec's SNL-010-NN rotary feedthroughs, or if you have other Ferrofluidic seal requirements, you can submit your request using the form below or contact your Ferrotec representative directly »

Special Orders, Modifications, and Customized Solutions for Unique Applications

Model SNL-010-NN, Part Number 121503 is a standard model vacuum rotary feedthrough. Ferrotec can also customize a Solid shaft vacuum rotary feedthrough to match your specific application requirements. Please contact Ferrotec for more information.

Please Contact Me Regarding Ferrotec Model Number SNL-010-NN

Use this form to submit your SNL-010-NN (part number 121503) inquiry directly to Ferrotec. If you have special requirements or need specific customizations, please include the details in your description.

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