Configuration/Characteristics/Material

Material

Part name	Material	Surface Treatment
Hub	A2017	Anodized Aluminum Coating
Cap Screw	SCM435	Black Oxide Coating*
Bellows	C5119	-

*Stock screws can be replaced with stainless steel screws. Please take advantage of our stainless steel screw option.
For more information please refer to Stainless Steel Screws [PDF 256KB].

Characteristics

Bellows type flexible coupling

High torsional stiffness and response

Spring action bellows configuration absorbs parallel, angular and shaft end-play misalignments

Constant velocity even under misalignment

Identical clockwise and counter-clockwise rotational characteristics

Bellows available in stainless steel or phosphor bronze (Hub : Aluminum Alloy)

Finished products featuring two different end bore diameters available in stock.

Eccentric Reaction Force / Thrust Reaction Force / Changes in Static Torsional Stiffness Caused by Temperature [PDF 129KB]

Slip Torque [PDF 176KB]

Application

Servomotor	-
Stepping Motor	●
General-Purpose Motor	-
Encoder	◎

Special Characteristics

Zero Backlash	◎
High Torsional Stiffness	●
High Torque	●
Allowable Misalignment	●
Vibration Absorption	-
Electrical Insulation	-
Corrosion Resistant (All Stainless Steel)	-

◎：Excellent
●：Very Good