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Designation
Keyless locking coupling
Form
D
Main material
steel
D1=Shaft diameter
26
D=internal diameter
14
200 K min. mm
30,98
250 K min. mm
30,24
280 K min. mm
30,24
320 K min. mm
30,24
400 K min. mm
29,94
B
20
Elasticity limit Re (N/mm²) of the hub material K min mm 200 / 250 / 280 / 320 / 400
30,98 / 30,24 / 30,24 /30,2
L1
16,5
L2
17
Max. axial force F kN with tightening torque MS
5
Max. torque M Nm with tightening torque MS
35
No. of screws
4 x M3
Surface pressure on hub P N/mm²
55
Surface pressure on shaft P N/mm²
105
Tightening torque MS Nm
2,1
X min. mm
20
~ CONFLICT MINERALS 3TG status
no intentional 3TG
~ CP65 substance 2 cancer
soots, tars, and mineral oils
~ PFAS free?
not yet identified
~ REACH SVHC-free?
yes
~ RoHS conformity
yes, without exemption
~ TSCA 6(H) conformity
yes

Description

Material
Steel.
Version
Bright.
Note
For applications that require a small construction volume and low surface pressure. The keyless locking coupling can be fully recessed in a hub connection.

- for shaft diameters from 5 to 50 mm
- for medium torques
- suitable for hubs with low wall thickness
- minimum axial offset possible
- self-centring
Assembly
Lightly oil keyless locking coupling on the tapered faces and contact points of the shaft and hub. Do not use MoS2 or grease. Insert keyless locking coupling in the hub seat and slide onto shaft. Tighten screws crosswise in several increments to the defined tightening torque.

Dismantling: Remove all screws and screw into the extraction threads of the front flange. Tighten screws crosswise in several steps until the keyless locking coupling loosens.
Tolerances
Shaft:
Recommended tolerance h8.
Surface quality Rz ≤ 16 µm.

Hub:
Recommended tolerance H8.
Surface quality Rz ≤ 16 µm.
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