Floating Joint, For Compact Cylinders JB Series

Brand :

SMC

Caution

See catalog for specification details.
Product images may be representative images. Refer to the catalog for details.

Product Description

A floating joint that absorbs "center misalignment" between the driven body and the cylinder and "insufficient parallelism accuracy."
[Features]
・ No axis alignment required
・ No need for high-grade processing accuracy
・ It significantly reduces installation work time
・ Small size and compatible with high load tension / compression force
・ Long lifespan (With Dust-Proof Cover)
・ Rotating angle: ±5°
・ Thin cylinder dedicated type
・ Operating Pressure: Pneumatic compact cylinder 1 MPa or less

Floating Joint JB Series Specifications

Floating Joint JB Series external appearance

Operating range

Diagram / Parts List

Diameter 12 mm, 16 mm

Component Parts

Number	Description	Material	Note
1	Stud	Free-cutting steel	Electroless nickel plating
2	Case	Brass	Electroless nickel plating
3	Ring	Stainless steel	-
4	Socket	Brass	Electroless nickel plating
5	Dust cover	Synthetic rubber	-

*See the manufacturer's catalog regarding replacement parts.

Diameter 20 to 160 mm

Component Parts

Number	Description	Material	Note
1	Stud	Chrome molybdenum steel	Dyed black
2	Case	Carbon steel	Black zinc chromated
3	Ring	Chrome molybdenum steel	-
4	Cap	Carbon steel	Black zinc chromated
5	Dust cover	Synthetic rubber	-
6	Set screw	Carbon steel	Zinc chromate

Dimensions: Basic Type

JB20/16 dimensional drawing

JB20/160 dimensional drawing

(Unit: mm)

Compatible bore size	Model	M		A	B	C	D	E	F	G	H	Center of sphere R
Compatible bore size	Model	Nominal diameter	Pitch	A	B	C	D	E	F	G	H	Center of sphere R
12	JB12-3-050	3	0.5	24.5	3	4	16	2	6	5	10	13
16	JB16-4-070	4	0.7	26.5	4.5	6	16	2	6	5	10	15
20	JB20-5-080	5	0.8	33	5	6.5	21	4.5	7	7	13	19.5
25	JB25-6-100	6	1	38	6	8	24	5	8	8	17	22.5
40	JB40-8-125	8	1.25	51	8.5	11	31	6	11	11	22	29
63	JB63-10-150	10	1.5	62.5	10	13	41	7.5	14	13.5	27	35.5
80	JB80-16-200	16	2	80.5	16	20	50	9.5	19	16	32	47.5
100	JB100-20-250	20	2.5	101	21	26	59.5	11.5	24	20	41	59
140	JB140-22-250	22	2.5	129	17	22	79	14	30	22	46	71.5
160	JB160-24-300	24	3	149	20	26	96	16	36	24	55	83

Compatible bore size	Model	Maximum thread depth P	Allowable eccentricity U	Maximum operating tension and compression force N		Weight (kg)
Compatible bore size	Model	Maximum thread depth P	Allowable eccentricity U	Compression	Tension	Weight (kg)
12	JB12-3-050	7	0.5	112	112	0.02
16	JB16-4-070	7	0.5	200	200	0.02
20	JB20-5-080	8	0.5	1,100	300	0.04
25	JB25-6-100	9	0.5	2,500	500	0.07
40	JB40-8-125	13	0.75	6,000	1,300	0.15
63	JB63-10-150	15	1	11,000	3,100	0.29
80	JB80-16-200	18	1.25	18,000	5,000	0.56
100	JB100-20-250	24	2	28,000	7,900	1.04
140	JB140-22-250	38	2.5	54,000	15,300	2.6
160	JB160-24-300	42	3	71,000	20,000	4.5

Precautions

*See the manufacturer's catalog for product information other than the above.
*Product images are representative images.