B2 - Schoonover, Inc.

Vacuum Ball Bearings
Vacuum Feedthroughs
Vacuum Ball Bearings
Especially suited for clean vacuum applications and extreme residual
gas requirements.
Technical Data
Service life 1) (revolutions) > 20 Mio. > 20 Mio. > 20 Mio. > 20 Mio. > 20 Mio.
Pressure (absolute) mbar 1 x 10 -12 Ð 1 x 10 -2 1 x 10 -12 Ð 1 x 10 -2 1 x 10 -12 Ð 1 x 10 -2 1 x 10 -12 Ð 1 x 10 -2 1 x 10 -12 Ð 1 x 10 -2
Operating temperature 2) ¡C -200 Ð +300 -200 Ð +300 -200 Ð +300 -200 Ð +300 -200 Ð +300
Material stainless steel stainless steel stainless steel stainless steel stainless steel
1.3543/1.4301 1.3543/1.4301 1.3543/1.4301 1.3543/1.4301 1.3543/1.4301
Type 624 605 626 608 6000
Ordering Information 1)
214-211 214-212 214-213 214-214 214-215
Rotational speed at
20 ¡C U/min 5000 4000 3000 2500 2000
300 ¡C U/min 1500 1500 1000 800 500
Load capacity 3)
Static Co N 400 400 800 1000 1500
Dynamic C N 50 50 100 150 200
Axial load