Operating Limits

Max. peripheral speed: m/s 30
Temperature range: °C –60 to +200
Max. pressure load: bar 3
Center offset: mm ≤ 0.1
Concentricity tolerance: mm ≤ 0.05

Typical Applications

Spindle boring head
Electric motors
Spiral vacuum pumps

Type HN 2390 FO

Special Type Friction-Optimized (FO)
Vis-à-vis the standard version of type HN 2390 the friction-optimized special type has a significantly lower coefficient of friction.

Sealing lip compound:

PTFE compound HS 21037

Design features

Sealing lip supported to resist pressure
Low radial pre-loading of sealing lip

Properties

Suitable for non-hardened shafts as well
Lower generation of frictional heat
Suitable for high peripheral speeds
Suitable for small assembly spaces
Long service life

Products

Type HN 2390 FO