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Rotary ball spline

The rotary ball spline is equipped with a special bearing sleeve on the outer diameter of the spline outer cylinder to make it operate. By rotating or stopping the outer cylinder, only one shaft can carry out two (rotating and linear) modes of motion.

Basic dimensions					Basic load rating		Mass		Model
Outer diameter		Flange diameter	Length	Width	dynamic	static	Nut	Shaft	Bearing No.
D [mm]	D4 [mm]	d1 [mm]	L [mm]	L1 [mm]	C [kN]	C0 [kN]	kg	kg/m
	47		60	20	9.4	20.1	0.61	1.8	LBG 20
	60		70	23	14.9	28.7	1.4	2.7	LBG 25
	65		80	27	22.5	41.4	2.1	3.8	LBG 30
	85		100	31	37.1	66.9	3	6.8	LBG 40
	100		112	32	55.1	94.1	4.1	10.6	LBG 50
	120		127	38	66.2	121	6.3	15.6	LBG 60
	150		155	40	119	213	11.8	32	LBG 85
	47		60	20	9.4	20.1	0.67	1.8	LBGT 20
	60		70	23	14.9	28.7	1.5	2.7	LBGT 25
	75		80	27	22.5	41.4	2.2	3.8	LBGT 30
	85		100	31	37.1	66.9	3.3	6.8	LBGT 40
	100		112	32	55.1	94.1	4.8	10.6	LBGT 50
	120		127	38	66.2	121	7.2	15.6	LBGT 60
	150		155	40	119	213	13.4	32	LBGT 85
		44	25	10.5	1.47	2.55	0.08	0.4	LTR 8A
		48	33	10.5	2.84	4.9	0.13	0.62	LTR 10A
		64	50	21	7.05	12.6	0.35	1.6	LTR 16A
		72	63	21	10.2	17.8	0.51	2.5	LTR 20A
		86	71	25	15.2	25.8	0.79	3.9	LTR 25A
		103	80	25	20.5	34	1.25	5.6	LTR 32A
		130	100	33	37.8	60.4	2.51	9.9	LTR 40A
		68	50	37	12.7	11.8	0.51	1.6	LTR 16
		72	63	48	16.3	15.5	0.7	2.5	LTR 20
		78	71	55	17.6	18	0.93	3.9	LTR 25
		105	80	6y0	20.1	24	1.8	5.6	LTR 32
		130	100	74	37.2	42.5	3.9	9.9	LTR 40
		156	125	97	41.7	54.1	6.7	15.5	LTR 50
		170	140	112	53.1	68.4	8.8	22.3	LTR 60