Bellow couplings / hub clamping, feather key DIN 6885 / bellows: stainless steel / body: aluminium / KB2 / KBK (Part Numbers - CAD Download)

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· Backlash-free miniature metal bellows coupling with clamp hubs
· For shaft diameters from 1 - 25mm
· High torsional stiffness, compensation of shaft misalignment at low restoring forces
· Easy assembly with friction-locked clamp hubs
· Perfect bellows coupling for encoders, tachometers, potentiometers, servo drives, NC-axis, stepper motors
· Torque range: 0,1 - 10Nm

Part Number

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Part Number
KB2/1-25-[1-4/1]-[1-4/1]
KB2/5-21-[3-8/1]-[3-8/1]
KB2/5-21-[3-8/1]-N[3-8/1]
KB2/5-21-N[3-8/1]-[3-8/1]
KB2/5-21-N[3-8/1]-N[3-8/1]
KB2/5-25-[3-8/1]-[3-8/1]
KB2/5-25-[3-8/1]-N[3-8/1]
KB2/5-25-N[3-8/1]-[3-8/1]
KB2/5-25-N[3-8/1]-N[3-8/1]
KB2/5-28-[3-8/1]-[3-8/1]
KB2/5-28-[3-8/1]-N[3-8/1]
KB2/5-28-N[3-8/1]-[3-8/1]
KB2/5-28-N[3-8/1]-N[3-8/1]
KB2/10-23-[3-8/1]-[3-8/1]
KB2/10-23-[3-8/1]-N[3-8/1]
KB2/10-23-N[3-8/1]-[3-8/1]
KB2/10-23-N[3-8/1]-N[3-8/1]
KB2/10-26-[3-8/1]-[3-8/1]
KB2/10-26-[3-8/1]-N[3-8/1]
KB2/10-26-N[3-8/1]-[3-8/1]
KB2/10-26-N[3-8/1]-N[3-8/1]
KB2/10-31-[3-8/1]-[3-8/1]
KB2/10-31-[3-8/1]-N[3-8/1]
KB2/10-31-N[3-8/1]-[3-8/1]
KB2/10-31-N[3-8/1]-N[3-8/1]
KB2/15-26-[3-10/1]-[3-10/1]
KB2/15-26-[3-10/1]-N[3-10/1]
KB2/15-26-N[3-10/1]-[3-10/1]
KB2/15-26-N[3-10/1]-N[3-10/1]
KB2/15-31-[3-10/1]-[3-10/1]
KB2/15-31-[3-10/1]-N[3-10/1]
KB2/15-31-N[3-10/1]-[3-10/1]
KB2/15-31-N[3-10/1]-N[3-10/1]
KB2/20-32-[3-14/1]-[3-14/1]
KB2/20-32-[3-14/1]-N[3-14/1]
KB2/20-32-N[3-14/1]-[3-14/1]
KB2/20-32-N[3-14/1]-N[3-14/1]
KB2/20-38-[3-14/1]-[3-14/1]
KB2/20-38-[3-14/1]-N[3-14/1]
KB2/20-38-N[3-14/1]-[3-14/1]
KB2/20-38-N[3-14/1]-N[3-14/1]
KB2/20-42-[3-14/1]-[3-14/1]
KB2/20-42-[3-14/1]-N[3-14/1]
KB2/20-42-N[3-14/1]-[3-14/1]
KB2/20-42-N[3-14/1]-N[3-14/1]
KB2/45-41-[6-18/1]-[6-18/1]
KB2/45-41-[6-18/1]-N[6-18/1]
KB2/45-41-N[6-18/1]-[6-18/1]
KB2/45-41-N[6-18/1]-N[6-18/1]
KB2/45-50-[6-18/1]-[6-18/1]
KB2/45-50-[6-18/1]-N[6-18/1]
KB2/45-50-N[6-18/1]-[6-18/1]
KB2/45-50-N[6-18/1]-N[6-18/1]
KB2/100-47-[6-25/1]-[6-25/1]
KB2/100-47-[6-25/1]-N[6-25/1]
KB2/100-47-N[6-25/1]-[6-25/1]
KB2/100-47-N[6-25/1]-N[6-25/1]
KB2/100-57-[6-25/1]-[6-25/1]
KB2/100-57-[6-25/1]-N[6-25/1]
KB2/100-57-N[6-25/1]-[6-25/1]

Related to	Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	RoHS	Shaft Bore Dia. (machined) D1 (mm)	Shaft Bore Dia. (machined) D2 (mm)	Outer Dia. A (mm)	Length L (mm)	Allowable Torque (Nm)	Allowable Lateral Misalignment (mm)	Allowable Angular Misalignment (deg)	Allowable Axial Clearance (±) (mm)	Applicable Range (Bore 1)	Applicable Range (Bore 2)	Maximum D1 Bore Size with Keyway	Maximum D2 Bore Size with Keyway	Keyway D1	Keyway D2
Data sheet	-	1	12 Days	10	1 ～ 4	1 ～ 4	10	25	0.1	0.12	1.2	0.2	1-4	1-4	4	4	-	-
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	21	0.5	0.1	1	0.2	3-8	3-8	8	8	No	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	21	0.5	0.1	1	0.2	3-8	3-8	8	8	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	21	0.5	0.1	1	0.2	3-8	3-8	8	8	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	21	0.5	0.1	1	0.2	3-8	3-8	8	8	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	25	0.5	0.15	1.5	0.3	3-8	3-8	8	8	No	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	25	0.5	0.15	1.5	0.3	3-8	3-8	8	8	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	25	0.5	0.15	1.5	0.3	3-8	3-8	8	8	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	25	0.5	0.15	1.5	0.3	3-8	3-8	8	8	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	28	0.5	0.2	2	0.4	3-8	3-8	8	8	No	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	28	0.5	0.2	2	0.4	3-8	3-8	8	8	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	28	0.5	0.2	2	0.4	3-8	3-8	8	8	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	28	0.5	0.2	2	0.4	3-8	3-8	8	8	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	23	1	0.1	1	0.2	3-8	3-8	8	8	No	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	23	1	0.1	1	0.2	3-8	3-8	8	8	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	23	1	0.1	1	0.2	3-8	3-8	8	8	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	23	1	0.1	1	0.2	3-8	3-8	8	8	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	26	1	0.15	1.5	0.3	3-8	3-8	8	8	No	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	26	1	0.15	1.5	0.3	3-8	3-8	8	8	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	26	1	0.15	1.5	0.3	3-8	3-8	8	8	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	26	1	0.15	1.5	0.3	3-8	3-8	8	8	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	31	1	0.2	2	0.4	3-8	3-8	8	8	No	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	31	1	0.2	2	0.4	3-8	3-8	8	8	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	31	1	0.2	2	0.4	3-8	3-8	8	8	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 8	3 ～ 8	15.5	31	1	0.2	2	0.4	3-8	3-8	8	8	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 10	3 ～ 10	20	26	1.5	0.1	1.5	0.3	3-10	3-10	10	10	No	No
Data sheet	-	1	12 Days	10	3 ～ 10	3 ～ 10	20	26	1.5	0.1	1.5	0.3	3-10	3-10	10	10	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 10	3 ～ 10	20	26	1.5	0.1	1.5	0.3	3-10	3-10	10	10	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 10	3 ～ 10	20	26	1.5	0.1	1.5	0.3	3-10	3-10	10	10	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 10	3 ～ 10	20	31	1.5	0.15	2	0.4	3-10	3-10	10	10	No	No
Data sheet	-	1	12 Days	10	3 ～ 10	3 ～ 10	20	31	1.5	0.15	2	0.4	3-10	3-10	10	10	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 10	3 ～ 10	20	31	1.5	0.15	2	0.4	3-10	3-10	10	10	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 10	3 ～ 10	20	31	1.5	0.15	2	0.4	3-10	3-10	10	10	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	32	2	0.15	1.5	0.3	3-14	3-14	14	14	No	No
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	32	2	0.15	1.5	0.3	3-14	3-14	14	14	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	32	2	0.15	1.5	0.3	3-14	3-14	14	14	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	32	2	0.15	1.5	0.3	3-14	3-14	14	14	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	38	2	0.2	1.5	0.4	3-14	3-14	14	14	No	No
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	38	2	0.2	1.5	0.4	3-14	3-14	14	14	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	38	2	0.2	1.5	0.4	3-14	3-14	14	14	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	38	2	0.2	1.5	0.4	3-14	3-14	14	14	Yes	Yes
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	42	2	0.25	2	0.5	3-14	3-14	14	14	No	No
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	42	2	0.25	2	0.5	3-14	3-14	14	14	No	Yes
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	42	2	0.25	2	0.5	3-14	3-14	14	14	Yes	No
Data sheet	-	1	12 Days	10	3 ～ 14	3 ～ 14	25	42	2	0.25	2	0.5	3-14	3-14	14	14	Yes	Yes
Data sheet	-	1	12 Days	10	6 ～ 18	6 ～ 18	32.5	41	4.5	0.1	1.5	0.3	6-16	6-16	18	18	No	No
Data sheet	-	1	12 Days	10	6 ～ 18	6 ～ 18	32.5	41	4.5	0.1	1.5	0.3	6-16	6-16	18	18	No	Yes
Data sheet	-	1	12 Days	10	6 ～ 18	6 ～ 18	32.5	41	4.5	0.1	1.5	0.3	6-16	6-16	18	18	Yes	No
Data sheet	-	1	12 Days	10	6 ～ 18	6 ～ 18	32.5	41	4.5	0.1	1.5	0.3	6-16	6-16	18	18	Yes	Yes
Data sheet	-	1	12 Days	10	6 ～ 18	6 ～ 18	32.5	50	4.5	0.2	2	0.5	6-16	6-16	18	18	No	No
Data sheet	-	1	12 Days	10	6 ～ 18	6 ～ 18	32.5	50	4.5	0.2	2	0.5	6-16	6-16	18	18	No	Yes
Data sheet	-	1	12 Days	10	6 ～ 18	6 ～ 18	32.5	50	4.5	0.2	2	0.5	6-16	6-16	18	18	Yes	No
Data sheet	-	1	12 Days	10	6 ～ 18	6 ～ 18	32.5	50	4.5	0.2	2	0.5	6-16	6-16	18	18	Yes	Yes
Data sheet	-	1	12 Days	10	6 ～ 25	6 ～ 25	40.5	47	10	0.15	1.5	0.4	6-25	6-25	25	25	No	No
Data sheet	-	1	12 Days	10	6 ～ 25	6 ～ 25	40.5	47	10	0.15	1.5	0.4	6-25	6-25	25	25	No	Yes
Data sheet	-	1	12 Days	10	6 ～ 25	6 ～ 25	40.5	47	10	0.15	1.5	0.4	6-25	6-25	25	25	Yes	No
Data sheet	-	1	12 Days	10	6 ～ 25	6 ～ 25	40.5	47	10	0.15	1.5	0.4	6-25	6-25	25	25	Yes	Yes
Data sheet	-	1	12 Days	10	6 ～ 25	6 ～ 25	40.5	57	10	0.3	2	0.6	6-25	6-25	25	25	No	No
Data sheet	-	1	12 Days	10	6 ～ 25	6 ～ 25	40.5	57	10	0.3	2	0.6	6-25	6-25	25	25	No	Yes
Data sheet	-	1	12 Days	10	6 ～ 25	6 ～ 25	40.5	57	10	0.3	2	0.6	6-25	6-25	25	25	Yes	No

Basic information

Type	Bellows Type	Application	Standard / Servo Motor / Stepping Motor / Encoder	Feature	High Torsional Rigidity / High Torque / High Accuracy / High Durability / No Backlash / Low Moment of Inertia
Max. Rotational Speed(r/min)	15000	Bellows Part Material	Stainless Steel