Bellows Couplings BK

Please select a Product:
MODEL SERIES BK BK1 BK2, BKC and BKL BKH BK3 BK4 BK5 BK6 BK7 BK8 BKM
General  | technical information | 2D and 3D download

Bellows Coupling Model BKL
Economy Class with clamping hub from 2-500 Nm

  • low cost version
  • self opening clamping
  • system optional

Design:
With a single ISO 4762 radial clamping
screw per hub.
Self opening clamp system optional:
Loosening the clamping screw applies
force to the pin, which will force the
clamp into the open position for easy
mounting and dismounting.

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

Backlash:
Absolutely backlash-free.

Service life:
R+W couplings are maintenance-free and have an
infinite life if the technical ratings are not exceeded.

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

Material:
Bellows are made of flexible, high-grade stainless steel.
The hub material see table.

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

Technical Data:

  • rated torque from 2 - 500 Nm
  • shaft diameter from 4 - 62 mm
  • speeds up to 10,000 rpm, in excess of 10,000 with a finely balanced version.
Miniature Metal Bellows Coupling

Properties of Bellows Coupling Model BKL:

  • easy to mount
  • suited for space restricted installations
  • low moment of inertia
  • economically priced

This Bellows Coupling is available as ATEX version
for applications in explosive atmosphere.

Possible applications for Bellows Coupling BKL:

Miniature Metal Bellow Couplings


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