Bellows Couplings BK

• for conical shaft mounting
• easy to assemble
• high clamping forces, due to
  conical sleeves

Design:
Spindle-side:
With conical sleeve and strong captive ISO 4017 draw-off screws.

Motor-side:
Conical hub 1:10 and a keyway.

Temperature range:
-30 to +120° C (3.6 F to 270)

Backlash:
Absolutely backlash-free due to frictional clamp connection.

Brief overloads:
Acceptable up to 1.5 times the value specified.

Service life:
The bellows coupling BK4 is maintenance-free, if technical ratings are not exceeded.

Material:
Bellows are made of flexible, high-grade stainless steel.
The hubs are made from aluminium.

Fit tolerance:
On the hub/shaft connection 0.01 to 0.05 mm.

Speeds:
Up to 10,000 rpm, in excess of 10,000 rpm available with a finaly balanced version.

Non-standard application:
Custom designs with varied tolerances, keyways, non-standard material and bellows are available upon request.

Technical Data:

• rated torque from 15 - 150 Nm
• shaft diameter from 10 - 37 mm