Feedthrough Model: SS-375-SLBE
Part Number: 103990


Product Description

Ferrotec’s Ferrofluidic seal Feedthrough Model SS-375-SLBE (part number 103990) is a member of Ferrotec’s Nut-Mount Feedthroughs. The SS-375-SLBE 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 SS-375-SLBE 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 103990 Dimension Specification Drawing

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

Feedthrough Model SS-375-SLBE (part number 103990) image

Product Specifications

Specifications for Ferrotec Part Number 103990

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 0.3747  in
Shaft termination .030d x .40L (flat) in
Shaft extension (Vac) 0.735 in
Overall length 4.625 in
Housing overall length 3.14 in
Housing diameter 0.99  in
Body length 2.33 in
Thread diameter 1 in
Thread pitch [tps] or [mm/thd] (metric) 14 [tps]
Thread length 0.71 in
Recommended mounting bore 1.025 
Flange diameter 1.62 in
Flange thickness 0.5 in
Face seal O-ring 2-026

Bearing Specifications:
Bearing type/material SR61
Bearing Dim A 1.1 in
Bearing Dim B 1.88 in
Solid Shaft bearing dimensional specifications reference drawing

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.