Ferrofluidic Seals

Shaft	Solid Shaft
Shaft Support:	Simply Supported (vac+atm sides)
Ferrofluid	Standard
Mounting	Nut Mounted (threaded body) Mounting Nut and Washer Included
Dimensions:
Shaft (or bore) Diameter with tolerance	0.3748 (+.0002/-.0003) in
Shaft termination	.030d x .40L (flat) in
Shaft extension (Vac)	0.75 in
Overall length	3.97 in
Housing overall length	2.47 in
Housing diameter	1.48  in
Body length	2.22 in
Thread diameter	1.5 in
Thread pitch [tps] or [mm/thd] (metric)	12 [tps]
Thread length	1.47 in
Recommended mounting bore	1.525
Flange diameter	2.12 in
Flange thickness	0.25 in
Face seal O-ring	2-132

Bearing Specifications:
Bearing type/material	SR61
Bearing Dim A	1.11 in
Bearing Dim B	1.88 in
Performance Characteristics:
Shaft Torque Capacity	67.1 in-lb
Starting Torque 100rpm *	0.57 in-oz
Running Torque 100rpm **	0.34 in-oz
Starting Torque 1000rpm *	1.04 in-oz
Running Torque 1000rpm **	0.52 in-oz
Limiting Speed [rpm]	10000
Notes	shaft length can be modified easily
Availability:	Normally in stock.
Note: * 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 SS-375-SLBF, Part Number 103991

If you have questions about pricing and availability, need more information about Ferrotec's SS-375-SLBF 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 SS-375-SLBF, Part Number 103991 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 SS-375-SLBF

Use this form to submit your SS-375-SLBF (part number 103991) inquiry directly to Ferrotec. If you have special requirements or need specific customizations, please include the details in your description.