Ball Splines / Both Ends Stepped

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Ball Splines/Both Ends Stepped:Related Image

Both Ends Stepped	Spline Shafts [ M ] EN 1.3505 Equiv. Nut [ M ] EN 1.7242 Equiv. [ H ] Hardness: 58HRC ~	Spline Shaft, Nut [ M ] Material: EN 1.4125 Equiv. [ H ] Hardness: 55HRC ~
Both Ends Stepped	Nut 1 pc.	Nut 1 pc.
With Round Flange Nut	BSJM	BSJMS
With Compact Flange Nut	BSJN	-
With Straight Nut	BSJS	BSJSS

Specifications

Part Number		-	L	-	F	-	E	-	P	-	Q
	BSJS8 BSJS8G BSJS8L	- - -	300 300 300	- - -	F30 F30 F30	- - -	E20 E20 E20	- - -	P6 P6 P6	- - -	Q5 Q5 Q5

Alternative grease types available.
For Days to Ship, Price and Performance, see >> P.340

■ Spline Shafts

Part Number		1mm Increment		P, Q Selection												D	(Y)	Mass (kg/m)
Type	No.	L	F, E														1-Nut Type
Type	No.	1-Nut Type	F, E														min~max
BSJM BSJN BSJS BSJMS BSJSS	*6	60~400(190)	When P, Q=3 2≤F, E≤9 When P, Q=4 2≤F, E≤16 When P, Q≥5 2≤F, E≤P, Qx5	3	4	5										6	56~396(186)	0.23
	*8	60~400(190)			4	5	6									8	56~396(186)	0.39
	*10	60~600(390)			4	5	6	8								10.4	56~596(386)	0.65
	*13	60~600(390)				5	6	8	10							13.4	56~596(386)	1.11
	*16	70~600(390)				5	6	8	10	12	13					16.6	66~596(386)	1.65
	20	80~700						8	10	12	13	15	16			20.6	76~696	2.57
	25	90~900						8	10	12	13	15	16	20		25.8	86~896	4.04
	30	100~1150							10	12	13	15	16	20	25	30.8	96~1146	5.85

[ ! ] For BSJMS and BSJSS, only * marked sizes are available, and the Max. L and Y dimensions are in ( ).
[ ! ] For BSJN, only No. 6, 8 and 10 are available.
■ Round Flange Nuts, Compact Flange Nuts

No.	D (h6)	L	Df	H	P.C.D.	d₁	d₂	h	W	d	B	Basic Rated Torque		Basic Load Rating		Allowable Static Moment		Mass (kg)
No.	D (h6)	L	Df	H	P.C.D.	d₁	d₂	h	W	d	B	Dynamic C_t (N • m)	Static C_0t (N • m)	Dynamic C (kN)	Static C₀ (kN)	M₀₁ (N • m)	M₀₂ (N • m)	Mass (kg)
6	14	25	30	6	22	3.5	6	3.1	6.5	1.5	18	3.8	7	1.2	2.1	5	36	0.03
8	16	25	32	6	24	3.5	6	3.1	6.5		21	4.8	8.7	1.2	2.1	5	36	0.04
10	21	40(33)	42(41)	6(8)	32(30)	4.5	8	4.4(5.3)	14(8.5)		25	19(11)	34(21)	3.8(2.4)	6.9(4.3)	26(15)	181(102)	0.09
13	24	44(36)	44(45)	7(8)	33(34)			4.4(5.3)	15(10)		-	28(20)	52(37)	4.6(3.3)	8.3(5.9)	36(22)	251(148)	0.11
16	31	50	51	7	40			4.4	18			51	93	6.2	11.1	56	386	0.2
20	35	63	58	9	45	5.5	9.5	5.4	22.5	2		85	154	8.5	15.3	83	611	0.3
25	42	71	65	9	52	5.5	9.5	5.4	26.5	2		193	348	15.4	27.7	173	1248	0.4
30	47	80	75	10	60	6.6	11	6.5	30	2.5		272	490	18.5	33.3	212	1581	0.57

Dimensions in ( ) are for EN 1.4125 Equiv. Allowable static moment M₀₁ is a value measured when a single nut is used, and M₀₂ is a value measured when two nuts are used.
■ Straight Nuts

No.	D (h6)	L	b		t (+0.05( 0	d	α	Basic Rated Torque		Basic Load Rating		Allowable Static Moment		Mass (kg)	Dimensions of Key (Included)
				Tolerance				Dynamic C_t (N • m)	Static C_0t (N • m)	Dynamic C (kN)	Static C₀ (kN)	M₀₁ (N • m)	M₀₂ (N • m)		B		h		L₁	R
																Tolerance		Tolerance
6	14	25	2.5	+0.014 0	1.2	1.5	15°	3.8	7	1.2	2.1	5	36	0.012	2.5	+0.016 +0.006	2.5	0 -0.025	10.5	1.25
8	16						25°	4.8	8.7	1.2	2.1	5	36	0.013					10.5
10	21	40(33)	3		1.5		-	19(11)	34(21)	3.8(2.4)	6.9(4.3)	26(15)	181(102)	0.06	3		3		17(14)	1.5
13	24	44(36)						28(20)	52(37)	4.6(3.3)	8.3(5.9)	36(22)	251(148)	0.07					17(14)
16	31	50	3.5	+0.018 0	2			51	93	6.2	11.1	56	386	0.15	3.5	+0.024 +0.012	3.5	0 -0.030	18	1.75
20	35	63	4		2.5	2		85	154	8.5	15.3	83	611	0.2	4		4		29	2
25	42	71						193	348	15.4	27.7	173	1248	0.29					33
30	47	80				2.5		272	490	18.5	33.3	212	1581	0.37					42

Dimensions in ( ) are for EN 1.4125 Equiv. Allowable static moment M₀₁ is a value measured when a single nut is used, and M₀₂ is a value measured when two nuts are used.

Alterations

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Part Number
BSJMS6-[60-190/1]-F[2-9/1]-E[2-9/1]-P[3,4,5]-Q[3,4,5]
BSJMS6G-[60-190/1]-F[2-9/1]-E[2-9/1]-P[3,4,5]-Q[3,4,5]
BSJMS6L-[60-190/1]-F[2-9/1]-E[2-9/1]-P[3,4,5]-Q[3,4,5]
BSJMS8-[60-190/1]-F[2-30/1]-E[2-30/1]-P[4,5,6]-Q[4,5,6]
BSJMS8G-[60-190/1]-F[2-30/1]-E[2-30/1]-P[4,5,6]-Q[4,5,6]
BSJMS8L-[60-190/1]-F[2-30/1]-E[2-30/1]-P[4,5,6]-Q[4,5,6]
BSJMS10-[60-390/1]-F[2-40/1]-E[2-40/1]-P[4,5,6,8]-Q[4,5,6,8]
BSJMS10G-[60-390/1]-F[2-40/1]-E[2-40/1]-P[4,5,6,8]-Q[4,5,6,8]
BSJMS10L-[60-390/1]-F[2-40/1]-E[2-40/1]-P[4,5,6,8]-Q[4,5,6,8]
BSJMS13-[60-390/1]-F[2-50/1]-E[2-50/1]-P[5,6,8,10]-Q[5,6,8,10]
BSJMS13G-[60-390/1]-F[2-50/1]-E[2-50/1]-P[5,6,8,10]-Q[5,6,8,10]
BSJMS13L-[60-390/1]-F[2-50/1]-E[2-50/1]-P[5,6,8,10]-Q[5,6,8,10]
BSJMS16-[70-390/1]-F[2-65/1]-E[2-65/1]-P[5,6,8,10,12,13]-Q[5,6,8,10,12,13]
BSJMS16G-[70-390/1]-F[2-65/1]-E[2-65/1]-P[5,6,8,10,12,13]-Q[5,6,8,10,12,13]
BSJMS16L-[70-390/1]-F[2-65/1]-E[2-65/1]-P[5,6,8,10,12,13]-Q[5,6,8,10,12,13]
BSJSS6-[60-190/1]-F[2-9/1]-E[2-9/1]-P[3,4,5]-Q[3,4,5]
BSJSS6G-[60-190/1]-F[2-9/1]-E[2-9/1]-P[3,4,5]-Q[3,4,5]
BSJSS6L-[60-190/1]-F[2-9/1]-E[2-9/1]-P[3,4,5]-Q[3,4,5]
BSJSS8-[60-190/1]-F[2-30/1]-E[2-30/1]-P[4,5,6]-Q[4,5,6]
BSJSS8G-[60-190/1]-F[2-30/1]-E[2-30/1]-P[4,5,6]-Q[4,5,6]
BSJSS8L-[60-190/1]-F[2-30/1]-E[2-30/1]-P[4,5,6]-Q[4,5,6]
BSJSS10-[60-390/1]-F[2-40/1]-E[2-40/1]-P[4,5,6,8]-Q[4,5,6,8]
BSJSS10G-[60-390/1]-F[2-40/1]-E[2-40/1]-P[4,5,6,8]-Q[4,5,6,8]
BSJSS10L-[60-390/1]-F[2-40/1]-E[2-40/1]-P[4,5,6,8]-Q[4,5,6,8]
BSJSS13-[60-390/1]-F[2-50/1]-E[2-50/1]-P[5,6,8,10]-Q[5,6,8,10]
BSJSS13G-[60-390/1]-F[2-50/1]-E[2-50/1]-P[5,6,8,10]-Q[5,6,8,10]
BSJSS13L-[60-390/1]-F[2-50/1]-E[2-50/1]-P[5,6,8,10]-Q[5,6,8,10]
BSJSS16-[70-390/1]-F[2-65/1]-E[2-65/1]-P[5,6,8,10,12,13]-Q[5,6,8,10,12,13]
BSJSS16G-[70-390/1]-F[2-65/1]-E[2-65/1]-P[5,6,8,10,12,13]-Q[5,6,8,10,12,13]
BSJSS16L-[70-390/1]-F[2-65/1]-E[2-65/1]-P[5,6,8,10,12,13]-Q[5,6,8,10,12,13]

Minimum order quantity	Standard Shipping Days ?	RoHS	Nut type	Shaft O.D. D (φ)	Shaft material	Nut Overall Length (mm)	Nut O.D. (φ)	Shaft Overall Length L (mm)	Basic Load Rating Dynamic Rating (N)	Allowable Torque (Nm)	Nut Material	Grease	E (mm)	F (mm)	P (mm)	Q (mm)
1	9 Days	10	[Flange Type] Round Flanged	6	EN 1.4125 Equiv.	25	14	60 ～ 190	1200	3.8	EN 1.4125 Equiv.	Standard (S2)	2 ～ 9	2 ～ 9	3 ～ 5	3 ～ 5
1	11 Days	10	[Flange Type] Round Flanged	6	EN 1.4125 Equiv.	25	14	60 ～ 190	1200	3.8	EN 1.4125 Equiv.	LG2	2 ～ 9	2 ～ 9	3 ～ 5	3 ～ 5
1	11 Days	10	[Flange Type] Round Flanged	6	EN 1.4125 Equiv.	25	14	60 ～ 190	1200	3.8	EN 1.4125 Equiv.	ET-100K	2 ～ 9	2 ～ 9	3 ～ 5	3 ～ 5
1	9 Days	10	[Flange Type] Round Flanged	8	EN 1.4125 Equiv.	25	16	60 ～ 190	1200	4.8	EN 1.4125 Equiv.	Standard (S2)	2 ～ 30	2 ～ 30	4 ～ 6	4 ～ 6
1	11 Days	10	[Flange Type] Round Flanged	8	EN 1.4125 Equiv.	25	16	60 ～ 190	1200	4.8	EN 1.4125 Equiv.	LG2	2 ～ 30	2 ～ 30	4 ～ 6	4 ～ 6
1	11 Days	10	[Flange Type] Round Flanged	8	EN 1.4125 Equiv.	25	16	60 ～ 190	1200	4.8	EN 1.4125 Equiv.	ET-100K	2 ～ 30	2 ～ 30	4 ～ 6	4 ～ 6
1	9 Days	10	[Flange Type] Round Flanged	10.4	EN 1.4125 Equiv.	33	21	60 ～ 390	2400	11	EN 1.4125 Equiv.	Standard (S2)	2 ～ 40	2 ～ 40	4 ～ 8	4 ～ 8
1	11 Days	10	[Flange Type] Round Flanged	10.4	EN 1.4125 Equiv.	33	21	60 ～ 390	2400	11	EN 1.4125 Equiv.	LG2	2 ～ 40	2 ～ 40	4 ～ 8	4 ～ 8
1	11 Days	10	[Flange Type] Round Flanged	10.4	EN 1.4125 Equiv.	33	21	60 ～ 390	2400	11	EN 1.4125 Equiv.	ET-100K	2 ～ 40	2 ～ 40	4 ～ 8	4 ～ 8
1	9 Days	10	[Flange Type] Round Flanged	13.4	EN 1.4125 Equiv.	36	24	60 ～ 390	3300	20	EN 1.4125 Equiv.	Standard (S2)	2 ～ 50	2 ～ 50	5 ～ 10	5 ～ 10
1	11 Days	10	[Flange Type] Round Flanged	13.4	EN 1.4125 Equiv.	36	24	60 ～ 390	3300	20	EN 1.4125 Equiv.	LG2	2 ～ 50	2 ～ 50	5 ～ 10	5 ～ 10
1	11 Days	10	[Flange Type] Round Flanged	13.4	EN 1.4125 Equiv.	36	24	60 ～ 390	3300	20	EN 1.4125 Equiv.	ET-100K	2 ～ 50	2 ～ 50	5 ～ 10	5 ～ 10
1	9 Days	10	[Flange Type] Round Flanged	16.6	EN 1.4125 Equiv.	50	31	70 ～ 390	6200	51	EN 1.4125 Equiv.	Standard (S2)	2 ～ 65	2 ～ 65	5 ～ 13	5 ～ 13
1	11 Days	10	[Flange Type] Round Flanged	16.6	EN 1.4125 Equiv.	50	31	70 ～ 390	6200	51	EN 1.4125 Equiv.	LG2	2 ～ 65	2 ～ 65	5 ～ 13	5 ～ 13
1	11 Days	10	[Flange Type] Round Flanged	16.6	EN 1.4125 Equiv.	50	31	70 ～ 390	6200	51	EN 1.4125 Equiv.	ET-100K	2 ～ 65	2 ～ 65	5 ～ 13	5 ～ 13
1	9 Days	10	Straight	6	EN 1.4125 Equiv.	25	14	60 ～ 190	1200	3.8	EN 1.4125 Equiv.	Standard (S2)	2 ～ 9	2 ～ 9	3 ～ 5	3 ～ 5
1	11 Days	10	Straight	6	EN 1.4125 Equiv.	25	14	60 ～ 190	1200	3.8	EN 1.4125 Equiv.	LG2	2 ～ 9	2 ～ 9	3 ～ 5	3 ～ 5
1	11 Days	10	Straight	6	EN 1.4125 Equiv.	25	14	60 ～ 190	1200	3.8	EN 1.4125 Equiv.	ET-100K	2 ～ 9	2 ～ 9	3 ～ 5	3 ～ 5
1	9 Days	10	Straight	8	EN 1.4125 Equiv.	25	16	60 ～ 190	1200	4.8	EN 1.4125 Equiv.	Standard (S2)	2 ～ 30	2 ～ 30	4 ～ 6	4 ～ 6
1	11 Days	10	Straight	8	EN 1.4125 Equiv.	25	16	60 ～ 190	1200	4.8	EN 1.4125 Equiv.	LG2	2 ～ 30	2 ～ 30	4 ～ 6	4 ～ 6
1	11 Days	10	Straight	8	EN 1.4125 Equiv.	25	16	60 ～ 190	1200	4.8	EN 1.4125 Equiv.	ET-100K	2 ～ 30	2 ～ 30	4 ～ 6	4 ～ 6
1	9 Days	10	Straight	10.4	EN 1.4125 Equiv.	33	21	60 ～ 390	2400	11	EN 1.4125 Equiv.	Standard (S2)	2 ～ 40	2 ～ 40	4 ～ 8	4 ～ 8
1	11 Days	10	Straight	10.4	EN 1.4125 Equiv.	33	21	60 ～ 390	2400	11	EN 1.4125 Equiv.	LG2	2 ～ 40	2 ～ 40	4 ～ 8	4 ～ 8
1	11 Days	10	Straight	10.4	EN 1.4125 Equiv.	33	21	60 ～ 390	2400	11	EN 1.4125 Equiv.	ET-100K	2 ～ 40	2 ～ 40	4 ～ 8	4 ～ 8
1	9 Days	10	Straight	13.4	EN 1.4125 Equiv.	36	24	60 ～ 390	3300	20	EN 1.4125 Equiv.	Standard (S2)	2 ～ 50	2 ～ 50	5 ～ 10	5 ～ 10
1	11 Days	10	Straight	13.4	EN 1.4125 Equiv.	36	24	60 ～ 390	3300	20	EN 1.4125 Equiv.	LG2	2 ～ 50	2 ～ 50	5 ～ 10	5 ～ 10
1	11 Days	10	Straight	13.4	EN 1.4125 Equiv.	36	24	60 ～ 390	3300	20	EN 1.4125 Equiv.	ET-100K	2 ～ 50	2 ～ 50	5 ～ 10	5 ～ 10
1	9 Days	10	Straight	16.6	EN 1.4125 Equiv.	50	31	70 ～ 390	6200	51	EN 1.4125 Equiv.	Standard (S2)	2 ～ 65	2 ～ 65	5 ～ 13	5 ～ 13
1	11 Days	10	Straight	16.6	EN 1.4125 Equiv.	50	31	70 ～ 390	6200	51	EN 1.4125 Equiv.	LG2	2 ～ 65	2 ～ 65	5 ～ 13	5 ～ 13
1	11 Days	10	Straight	16.6	EN 1.4125 Equiv.	50	31	70 ～ 390	6200	51	EN 1.4125 Equiv.	ET-100K	2 ～ 65	2 ～ 65	5 ～ 13	5 ～ 13

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Basic information

Shaft end shape (left)	Stepped	Shaft end shape (right)	Stepped	Type	Solid
Torque	Middle Torque	Number of nuts(pcs.)	1	Nut length	Standard
Preload	Standard	Accuracy Grade	Standard Grade	The circulation type of balls	1-fach