NAO SERIES

Sizes available from Bore : NAO

Description

NAO Series Machined Needle Roller Bearing Dimension Chart

The NAO Series consists of machined needle roller bearings with an inner ring and without ribs (flanges). These bearings are suitable for applications where the shaft cannot be hardened and ground. Axial guidance is provided by adjacent machine components rather than by bearing ribs.

Bearing No.	d (mm)	F (mm)	D (mm)	C (mm)	Approx. Weight (kg)
NAO15×23×13	15	17	23	13	0.026
NAO17×25×13	17	19	25	13	0.030
NAO20×28×16	20	23	28	16	0.040
NAO22×30×16	22	25	30	16	0.045
NAO25×35×20	25	28	35	20	0.068
NAO30×40×20	30	33	40	20	0.082
NAO35×45×20	35	38	45	20	0.098
NAO40×50×22	40	43	50	22	0.125
NAO45×55×22	45	48	55	22	0.145
NAO50×62×25	50	53	62	25	0.205
NAO55×68×25	55	58	68	25	0.235
NAO60×72×25	60	63	72	25	0.255
NAO65×80×30	65	68	80	30	0.375
NAO70×85×30	70	73	85	30	0.410
NAO75×90×30	75	78	90	30	0.445
NAO80×95×30	80	83	95	30	0.485
NAO90×105×30	90	93	105	30	0.590
NAO100×120×35	100	103	120	35	0.820