Miniature Metal Bellows Couplings MK

Please select a Miniature Bellows Coupling:

MODEL SERIES MK	MK1	MK2	MK3	MK4	MK5	MK6	BKL 003	FK1
	General \| Technical information\| 2D and 3D download

Series from 0.5 - 10 Nm

Data table and Downloads Miniature Coupling MK6 Series 0.5 - 10 Nm

Model MK6		Series
		5			15		20			45		100
Rated torque (Nm)	T_KN	0.5			1.5		2.0			4.5		10
Overall length without pretensioning (mm)	A	21	24	27	27	32	28	34	38	38	46	45	55
Outer diameter (mm)	B	15			19		25			32		40
Shaft length (mm)	C₁	10			12		12			15		20
Standard shaft Ø f7 (mm)	D₁	8			10		12			14		16
Fit length of hub (mm)	C₂	12			14		16			20		21.5
Special bores from Ø to Ø H7 (mm)	D₂	3-6.35			3-8		3-12.7			5-16		5-20
Standard bore H7 (mm)	D₂	6			6		6/10			10		10
Set screw ISO 4762	E	M2			M2.5		M3			M4		M4
Tighting torque (Nm)	E	0.43			0.85		2.3			4		4.5
Distance between centers (mm)	F	4.5			6		8			10		15
Distance (mm)	G	3			3.5		4			5		5
Pretensioning approx. (mm)	H	0.4			0.5		0.5			0.7		1
Screw ISO 4762	I	M3			M4		M4			M5		M6
Tighting torque of the assembly screws (Nm)	I	1.5			3		4			6.5		11
Axial recovery force of coupling (N)		5	3	2	4	3	3	4	3	15	10	25	30
Mass moment of inertia (gcm²)	J_ges	3.0	3.2	3.5	9.0	10	28	30	33	110	120	220	230
Torsional stiffness (Nm/rad)	C_T	280	210	170	750	700	1200	1300	1200	7000	5000	9050	8800
lateral (mm)	max.	0.15	0.2	0.25	0.15	0.2	0.15	0.2	0.25	0.2	0.25	0.2	0.3
angular (degrees)	max.	1	1.5	2	1.5	1.5	1.5	1.5	2	1.5	2	1.5	2
Downloads Short Version		5			15		20			45		100
2D-DXF (ZIP folder)
3D-EXE (Viewer)
3D-STEP (ZIP folder)
Downloads Midsize Version		5			15		20			45		100
2D-DXF (ZIP folder)
3D-EXE (Viewer)
3D-STEP (ZIP folder)
Downloads Long Version		5			15		20			45		100
2D-DXF (ZIP folder)
3D-EXE (Viewer)
3D-STEP (ZIP folder)

Order example for Miniature Bellows Coupling MK6 Order example of Miniature Bellows Coupling MK6

Torsionally rigid and zero backlash Miniature Shaft Coupling MK6 - 2008-10-09