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554.122

Item number:

Description:

Precision couplings with excellent kinematic properties. Stainless Steel Bellows Couplings with Clamp Hubs.

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Technical Specifications

Coupling Type
Bellows Flex-K
Configuration
Short
Size
122
Material
Aluminium/Stainless Steel
Max Bore B1 (in)
2.559
Max Bore B1 (mm)
65
Min Bore B1 (in)
1.38
Min Bore B1 (mm)
35
Max Bore B2 (in)
2.56
Max Bore B2 (mm)
65
Min Bore B2 (in)
1.38
Min Bore B2 (mm)
35
Angular Compensation, Max (degrees)
1.5
Axial Compensation, Max (in)
0.02
Axial Compensation, Max (mm)
0.5
Axial Stiffness (lbf/in)
571
Axial Stiffness (N/mm)
100
Bore Tolerance (in)
+0.0012 / -0.0000
Bore Tolerance (mm)
+0.03 / -0.00
Fastener Screw Size
M12
Fastener Screw Torque (lb-in)
1106
Fastener Screw Torque (Nm)
125
Fastener Wrench Size (mm)
10
Operating Temperature (°C)
-30 to +120
Operating Temperature (°F)
-30 to +248
Peak Torque (lb-in)
4425
Peak Torque (Nm)
500
Radial Compensation, Max (in)
0.008
Radial Compensation, Max (mm)
0.2
Radial Stiffness (lbf/in)
35968
Radial Stiffness (N/mm)
6300
Resists Axial Load
Yes
Shaft Connection
Clamp
Torsional Stiffness (lb-in/rad)
6106983
Torsional Stiffness (Nm/rad)
690000
Mass (Weight) (kgs)
3.54
Mass (Weight) (lbs)
7.8
[D] Outside Diameter (in)
4.8
[D] Outside Diameter (mm)
122
L1 Dimension (in)
1.65
L1 Dimension (mm)
42
[L] Length (in)
4.41
[L] Length (mm)
112
[L] Overall Length (in)
4.41
[L] Overall Length (mm)
112
Item Note
Coupling load capacity depends on the operating load cycle. Refer to catalog for further sizing information.
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