Bearing Type		Mass	Dimensions						Basic Load Ratings				Limiting	Mounting Dimensions				Designation
			Fw	D	C	C1	dw	r	Radial		Axial		Speed	C2	D1	da	ra	Lnner Ring
Oil	Grease								Cr	Cor	Cr	Cor
Lubrication	Lubrication								Dynamic	Static	Dynamic	Static
		g			±0.25		E8	min.	kN	kN	kN	kN	rpm	-0.5			max.	d×F×B
NX 7TN	NX 7ZTN	14	7	14	18	4.7	7	0.3	3.48	3.32	3.4	4.58	15000	10	16.5	9.6	0.3	——
NX 10	NX 10Z	25	10	19	18	4.7	10	0.3	5.1	4.9	5.4	5.6	11000	10	21.9	14.6	0.3	IR 6×10×10
NX 12	NX 12Z	28	12	21	18	4.7	12	0.3	4.8	6.1	5.7	6.9	9500	10	23.7	16.6	0.3	IR 8×12×10
NX 15	NX 15Z	48	15	24	28	8	15	0.3	10.3	13.7	6.15	8.71	8000	12.2	26.5	19	0.3	IR 12×15×16
NX 17	NX 17Z	53	17	26	28	8	17	0.3	11.1	15.7	6.38	9.95	7500	12.2	28.5	21	0.3	IR 14×17×17
NX 20	NX 20Z	68	20	30	28	8	20	0.3	16.2	22.9	7.69	12.9	6500	12.2	33.6	25	0.3	IR 17×20×16
NX 25	NX 25Z	115	25	37	30	8	25	0.3	21.5	31.6	12.2	21.1	4900	14.2	40.4	31.6	0.3	IR 20×25×16
NX 30	NX 30Z	130	30	42	30	10	30	0.3	24.8	39.8	12.7	25	4300	14.2	45.1	36.5	0.3	IR 25×30×20
NX 35	NX 35Z	160	35	47	30	10	35	0.3	25.4	44.1	13.5	29.9	3700	14.2	50.1	40.5	0.3	IR 30×35×20
Note:
1.These load, speed and mass is reference of choice only.
2.If the cages are made of plastics, the maximum allowable working themperrature is 120? in
continuous working and 180? in short working.
3.With grease lubrication, 60% of these limiting speed will apply.