Elastomer Couplings EK

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MODEL SERIES EK

EKL and EK2

EKH

General | technical information | 2D and 3D download

Elastomer coupling Model EK1 with keyway connection

Series from 0.5 - 2150 Nm

Data table and Downloads Elastomer Coupling EK1 Series 0.5 - 2150 Nm

Model EK1		Series
		2			5			10			20			60			150			300			450			800
Type (Elastomer insert)		A	B	C	A	B	C	A	B	C	A	B	C	A	B	C	A	B	C	A	B	C	A	B	C	A	B	C
Rated torque (Nm)	T_KN	2	2.4	0.5	9	12	2	12.5	16	4	17	21	6	60	75	20	160	200	42	325	405	84	530	660	95	950	1100	240
Max. torque (Nm)	T_Kmax	4	4.8	1	18	24	4	25	32	6	34	42	12	120	150	35	320	400	85	650	810	170	1060	1350	190	1900	2150	400
Overall length (mm)	A	20			34			35			66			78			90			114			126			162
Outer diameter (mm)	B	15			25			32			42			56			66.5			82			102			136.5
Fit length (mm)	C	6.5			12			12			25			30			35			45			50			65
Inner diameter pilot bored (mm)	D_V	3			4			6			7			9			14			18			22			29
Inner diameter range H7 (mm)	D_1/2	3-9			6-15			6-18			8-25			12-32			19-38			20-45			28-60			32-80
Inner diameter (elastomer) (mm)	D_E	6.2			10.2			14.2			19.2			26.2			29.2			36.2			46.2			60.5
Set screws (DIN 916)	E	see table (depending on bore Ø)**
Width elastomer insert (mm)	F	5			8			9.5			12			14			15			18			20			25
Distance (mm)	G	3			5			6			9			11			12			15			17			30
Possible shortening length (mm)	H	4			6			6			19			22			26			32			37			43
Mass moment of inertia per hub (10^-3 kgm²)	J₁/J₂	0.0001			0.001			0.003			0.02			0.06			0.1			0.4			1.1			12
Approx. weight (kg)		0.008			0.03			0.08			0.15			0.35			0.6			1.1			1.7			11
Speed* (rpm)		28,000			22,000			20,000			19,000			14,000			11,500			9,500			8,000			4,000
Downloads		2			5			10			20			60			150			300			450			800
2D-DXF (ZIP folder)
3D-EXE (Viewer)
3D-STEP (ZIP folder)

Information about static and dynamic torsional stiffness as well as max. possible misalignment click here 1 Nm = 8.85 in lbs

** Set screws
D1/D2	E
Ø 6-10	M3
Ø 11-12	M4
Ø 13-30	M5
Ø 31-58	M8
Ø 59-80	M10

Details of pilot bored coupling hubs (DV)

EK1 hubs can be modified to customer specifications.
The coupling hub may be shortened by measurement H.

It´s critical that modifications of the hub are machined concentrically and erpendicular
to the through bore.

Ordering example of Elastomer Coupling EK1:

Last Update14.07.2008