Operating range

Shaft diameter:
d = 40 ... 220 mm (1.57" … 8.66")
Operating pressure:
p = vacuum … 6 bar (87 PSI) abs.
Operating temperature: t = -40 °C ... +500 °C (-40 °F … +932 °F) for carbon,
-40 °C ... +200 °C (-40 °F … +392 °F) for PTFE compound
Sliding velocity: vg = max. 5 m/s (16 ft/s)
Radial play: ±5.0 mm (±0.2")
Axial movement: theoretically unlimited (version without bearing),
± 2.0 mm (±0.08") (version with bearing)
Recommended wear guard: >58 HRC

Materials

Seal ring: Carbon, PTFE compound
Housing: 1.4571, others
Tension spring / detent: 1.4571